Merge branch 'beta' into new-team

public/images/trainer/expert_pokemon_breeder.json

@@ -0,0 +1,41 @@
+{
+	"textures": [
+		{
+			"image": "expert_pokemon_breeder.png",
+			"format": "RGBA8888",
+			"size": {
+				"w": 39,
+				"h": 75
+			},
+			"scale": 1,
+			"frames": [
+				{
+					"filename": "0001.png",
+					"rotated": false,
+					"trimmed": true,
+					"sourceSize": {
+						"w": 80,
+						"h": 80
+					},
+					"spriteSourceSize": {
+						"x": 21,
+						"y": 3,
+						"w": 39,
+						"h": 75
+					},
+					"frame": {
+						"x": 0,
+						"y": 0,
+						"w": 39,
+						"h": 75
+					}
+				}
+			]
+		}
+	],
+	"meta": {
+		"app": "https://www.codeandweb.com/texturepacker",
+		"version": "3.0",
+		"smartupdate": "$TexturePacker:SmartUpdate:cb681265d8dca038a518ab14076fd140:18ff41b1ef6967682643a11695926e58:c59ea3971195f5a395b75223a77d9068$"
+	}
+}

src/battle.ts

@@ -16,6 +16,14 @@ import { TrainerType } from "#enums/trainer-type";
 import i18next from "#app/plugins/i18n";
 import MysteryEncounter from "#app/data/mystery-encounters/mystery-encounter";
 import { MysteryEncounterMode } from "#enums/mystery-encounter-mode";
+import { CustomModifierSettings } from "#app/modifier/modifier-type";
+import { ModifierTier } from "#app/modifier/modifier-tier";
+
+export enum ClassicFixedBossWaves {
+  // TODO: other fixed wave battles should be added here
+  EVIL_BOSS_1 = 115,
+  EVIL_BOSS_2 = 165,
+}
 
 export enum BattleType {
   WILD,
@@ -419,6 +427,7 @@ export class FixedBattleConfig {
   public getTrainer: GetTrainerFunc;
   public getEnemyParty: GetEnemyPartyFunc;
   public seedOffsetWaveIndex: number;
+  public customModifierRewardSettings?: CustomModifierSettings;
 
   setBattleType(battleType: BattleType): FixedBattleConfig {
     this.battleType = battleType;
@@ -444,6 +453,11 @@ export class FixedBattleConfig {
     this.seedOffsetWaveIndex = seedOffsetWaveIndex;
     return this;
   }
+
+  setCustomModifierRewards(customModifierRewardSettings: CustomModifierSettings) {
+    this.customModifierRewardSettings = customModifierRewardSettings;
+    return this;
+  }
 }
 
 
@@ -503,11 +517,13 @@ export const classicFixedBattles: FixedBattleConfigs = {
   [8]: new FixedBattleConfig().setBattleType(BattleType.TRAINER)
     .setGetTrainerFunc(scene => new Trainer(scene, TrainerType.RIVAL, scene.gameData.gender === PlayerGender.MALE ? TrainerVariant.FEMALE : TrainerVariant.DEFAULT)),
   [25]: new FixedBattleConfig().setBattleType(BattleType.TRAINER)
-    .setGetTrainerFunc(scene => new Trainer(scene, TrainerType.RIVAL_2, scene.gameData.gender === PlayerGender.MALE ? TrainerVariant.FEMALE : TrainerVariant.DEFAULT)),
+    .setGetTrainerFunc(scene => new Trainer(scene, TrainerType.RIVAL_2, scene.gameData.gender === PlayerGender.MALE ? TrainerVariant.FEMALE : TrainerVariant.DEFAULT))
+    .setCustomModifierRewards({ guaranteedModifierTiers: [ModifierTier.ULTRA, ModifierTier.GREAT, ModifierTier.GREAT], allowLuckUpgrades: false }),
   [35]: new FixedBattleConfig().setBattleType(BattleType.TRAINER)
     .setGetTrainerFunc(getRandomTrainerFunc([ TrainerType.ROCKET_GRUNT, TrainerType.MAGMA_GRUNT, TrainerType.AQUA_GRUNT, TrainerType.GALACTIC_GRUNT, TrainerType.PLASMA_GRUNT, TrainerType.FLARE_GRUNT, TrainerType.AETHER_GRUNT, TrainerType.SKULL_GRUNT, TrainerType.MACRO_GRUNT, TrainerType.STAR_GRUNT ], true)),
   [55]: new FixedBattleConfig().setBattleType(BattleType.TRAINER)
-    .setGetTrainerFunc(scene => new Trainer(scene, TrainerType.RIVAL_3, scene.gameData.gender === PlayerGender.MALE ? TrainerVariant.FEMALE : TrainerVariant.DEFAULT)),
+    .setGetTrainerFunc(scene => new Trainer(scene, TrainerType.RIVAL_3, scene.gameData.gender === PlayerGender.MALE ? TrainerVariant.FEMALE : TrainerVariant.DEFAULT))
+    .setCustomModifierRewards({ guaranteedModifierTiers: [ModifierTier.ULTRA, ModifierTier.ULTRA, ModifierTier.GREAT, ModifierTier.GREAT], allowLuckUpgrades: false }),
   [62]: new FixedBattleConfig().setBattleType(BattleType.TRAINER).setSeedOffsetWave(35)
     .setGetTrainerFunc(getRandomTrainerFunc([ TrainerType.ROCKET_GRUNT, TrainerType.MAGMA_GRUNT, TrainerType.AQUA_GRUNT, TrainerType.GALACTIC_GRUNT, TrainerType.PLASMA_GRUNT, TrainerType.FLARE_GRUNT, TrainerType.AETHER_GRUNT, TrainerType.SKULL_GRUNT, TrainerType.MACRO_GRUNT, TrainerType.STAR_GRUNT ], true)),
   [64]: new FixedBattleConfig().setBattleType(BattleType.TRAINER).setSeedOffsetWave(35)
@@ -515,17 +531,21 @@ export const classicFixedBattles: FixedBattleConfigs = {
   [66]: new FixedBattleConfig().setBattleType(BattleType.TRAINER).setSeedOffsetWave(35)
     .setGetTrainerFunc(getRandomTrainerFunc([[ TrainerType.ARCHER, TrainerType.ARIANA, TrainerType.PROTON, TrainerType.PETREL ], [ TrainerType.TABITHA, TrainerType.COURTNEY ], [ TrainerType.MATT, TrainerType.SHELLY ], [ TrainerType.JUPITER, TrainerType.MARS, TrainerType.SATURN ], [ TrainerType.ZINZOLIN, TrainerType.ROOD ], [ TrainerType.XEROSIC, TrainerType.BRYONY ], TrainerType.FABA, TrainerType.PLUMERIA, TrainerType.OLEANA, [ TrainerType.GIACOMO, TrainerType.MELA, TrainerType.ATTICUS, TrainerType.ORTEGA, TrainerType.ERI ] ], true)),
   [95]: new FixedBattleConfig().setBattleType(BattleType.TRAINER)
-    .setGetTrainerFunc(scene => new Trainer(scene, TrainerType.RIVAL_4, scene.gameData.gender === PlayerGender.MALE ? TrainerVariant.FEMALE : TrainerVariant.DEFAULT)),
+    .setGetTrainerFunc(scene => new Trainer(scene, TrainerType.RIVAL_4, scene.gameData.gender === PlayerGender.MALE ? TrainerVariant.FEMALE : TrainerVariant.DEFAULT))
+    .setCustomModifierRewards({ guaranteedModifierTiers: [ModifierTier.ULTRA, ModifierTier.ULTRA, ModifierTier.ULTRA, ModifierTier.ULTRA], allowLuckUpgrades: false }),
   [112]: new FixedBattleConfig().setBattleType(BattleType.TRAINER).setSeedOffsetWave(35)
     .setGetTrainerFunc(getRandomTrainerFunc([ TrainerType.ROCKET_GRUNT, TrainerType.MAGMA_GRUNT, TrainerType.AQUA_GRUNT, TrainerType.GALACTIC_GRUNT, TrainerType.PLASMA_GRUNT, TrainerType.FLARE_GRUNT, TrainerType.AETHER_GRUNT, TrainerType.SKULL_GRUNT, TrainerType.MACRO_GRUNT, TrainerType.STAR_GRUNT ], true)),
   [114]: new FixedBattleConfig().setBattleType(BattleType.TRAINER).setSeedOffsetWave(35)
     .setGetTrainerFunc(getRandomTrainerFunc([[ TrainerType.ARCHER, TrainerType.ARIANA, TrainerType.PROTON, TrainerType.PETREL ], [ TrainerType.TABITHA, TrainerType.COURTNEY ], [ TrainerType.MATT, TrainerType.SHELLY ], [ TrainerType.JUPITER, TrainerType.MARS, TrainerType.SATURN ], [ TrainerType.ZINZOLIN, TrainerType.ROOD ], [ TrainerType.XEROSIC, TrainerType.BRYONY ], TrainerType.FABA, TrainerType.PLUMERIA, TrainerType.OLEANA, [ TrainerType.GIACOMO, TrainerType.MELA, TrainerType.ATTICUS, TrainerType.ORTEGA, TrainerType.ERI ] ], true, 1)),
-  [115]: new FixedBattleConfig().setBattleType(BattleType.TRAINER).setSeedOffsetWave(35)
+  [ClassicFixedBossWaves.EVIL_BOSS_1]: new FixedBattleConfig().setBattleType(BattleType.TRAINER).setSeedOffsetWave(35)
-    .setGetTrainerFunc(getRandomTrainerFunc([ TrainerType.ROCKET_BOSS_GIOVANNI_1, TrainerType.MAXIE, TrainerType.ARCHIE, TrainerType.CYRUS, TrainerType.GHETSIS, TrainerType.LYSANDRE, TrainerType.LUSAMINE, TrainerType.GUZMA, TrainerType.ROSE, TrainerType.PENNY ])),
+    .setGetTrainerFunc(getRandomTrainerFunc([ TrainerType.ROCKET_BOSS_GIOVANNI_1, TrainerType.MAXIE, TrainerType.ARCHIE, TrainerType.CYRUS, TrainerType.GHETSIS, TrainerType.LYSANDRE, TrainerType.LUSAMINE, TrainerType.GUZMA, TrainerType.ROSE, TrainerType.PENNY ]))
+    .setCustomModifierRewards({ guaranteedModifierTiers: [ModifierTier.ROGUE, ModifierTier.ROGUE, ModifierTier.ULTRA, ModifierTier.ULTRA, ModifierTier.ULTRA], allowLuckUpgrades: false }),
   [145]: new FixedBattleConfig().setBattleType(BattleType.TRAINER)
-    .setGetTrainerFunc(scene => new Trainer(scene, TrainerType.RIVAL_5, scene.gameData.gender === PlayerGender.MALE ? TrainerVariant.FEMALE : TrainerVariant.DEFAULT)),
+    .setGetTrainerFunc(scene => new Trainer(scene, TrainerType.RIVAL_5, scene.gameData.gender === PlayerGender.MALE ? TrainerVariant.FEMALE : TrainerVariant.DEFAULT))
-  [165]: new FixedBattleConfig().setBattleType(BattleType.TRAINER).setSeedOffsetWave(35)
+    .setCustomModifierRewards({ guaranteedModifierTiers: [ModifierTier.ROGUE, ModifierTier.ROGUE, ModifierTier.ROGUE, ModifierTier.ULTRA, ModifierTier.ULTRA], allowLuckUpgrades: false }),
-    .setGetTrainerFunc(getRandomTrainerFunc([ TrainerType.ROCKET_BOSS_GIOVANNI_2, TrainerType.MAXIE_2, TrainerType.ARCHIE_2, TrainerType.CYRUS_2, TrainerType.GHETSIS_2, TrainerType.LYSANDRE_2, TrainerType.LUSAMINE_2, TrainerType.GUZMA_2, TrainerType.ROSE_2, TrainerType.PENNY_2 ])),
+  [ClassicFixedBossWaves.EVIL_BOSS_2]: new FixedBattleConfig().setBattleType(BattleType.TRAINER).setSeedOffsetWave(35)
+    .setGetTrainerFunc(getRandomTrainerFunc([ TrainerType.ROCKET_BOSS_GIOVANNI_2, TrainerType.MAXIE_2, TrainerType.ARCHIE_2, TrainerType.CYRUS_2, TrainerType.GHETSIS_2, TrainerType.LYSANDRE_2, TrainerType.LUSAMINE_2, TrainerType.GUZMA_2, TrainerType.ROSE_2, TrainerType.PENNY_2 ]))
+    .setCustomModifierRewards({ guaranteedModifierTiers: [ModifierTier.ROGUE, ModifierTier.ROGUE, ModifierTier.ULTRA, ModifierTier.ULTRA, ModifierTier.ULTRA, ModifierTier.ULTRA], allowLuckUpgrades: false }),
   [182]: new FixedBattleConfig().setBattleType(BattleType.TRAINER)
     .setGetTrainerFunc(getRandomTrainerFunc([ TrainerType.LORELEI, TrainerType.WILL, TrainerType.SIDNEY, TrainerType.AARON, TrainerType.SHAUNTAL, TrainerType.MALVA, [ TrainerType.HALA, TrainerType.MOLAYNE ], TrainerType.MARNIE_ELITE, TrainerType.RIKA, TrainerType.CRISPIN ])),
   [184]: new FixedBattleConfig().setBattleType(BattleType.TRAINER).setSeedOffsetWave(182)
@@ -538,4 +558,5 @@ export const classicFixedBattles: FixedBattleConfigs = {
     .setGetTrainerFunc(getRandomTrainerFunc([ TrainerType.BLUE, [ TrainerType.RED, TrainerType.LANCE_CHAMPION ], [ TrainerType.STEVEN, TrainerType.WALLACE ], TrainerType.CYNTHIA, [ TrainerType.ALDER, TrainerType.IRIS ], TrainerType.DIANTHA, TrainerType.HAU, TrainerType.LEON, [ TrainerType.GEETA, TrainerType.NEMONA ], TrainerType.KIERAN ])),
   [195]: new FixedBattleConfig().setBattleType(BattleType.TRAINER)
     .setGetTrainerFunc(scene => new Trainer(scene, TrainerType.RIVAL_6, scene.gameData.gender === PlayerGender.MALE ? TrainerVariant.FEMALE : TrainerVariant.DEFAULT))
+    .setCustomModifierRewards({ guaranteedModifierTiers: [ModifierTier.ROGUE, ModifierTier.ROGUE, ModifierTier.ULTRA, ModifierTier.ULTRA, ModifierTier.GREAT, ModifierTier.GREAT], allowLuckUpgrades: false })
 };

src/constants.ts

@@ -1 +1,5 @@
-export const PLAYER_PARTY_MAX_SIZE = 6;
+/** The maximum size of the player's party */
+export const PLAYER_PARTY_MAX_SIZE: number = 6;
+
+/** Whether to use seasonal splash messages in general */
+export const USE_SEASONAL_SPLASH_MESSAGES: boolean = false;

src/data/mystery-encounters/encounters/bug-type-superfan-encounter.ts

@@ -9,6 +9,7 @@ import {
   transitionMysteryEncounterIntroVisuals,
 } from "#app/data/mystery-encounters/utils/encounter-phase-utils";
 import {
+  getRandomPartyMemberFunc,
   trainerConfigs,
   TrainerPartyCompoundTemplate,
   TrainerPartyTemplate,
@@ -17,14 +18,12 @@ import {
 import { MysteryEncounterType } from "#enums/mystery-encounter-type";
 import { PartyMemberStrength } from "#enums/party-member-strength";
 import BattleScene from "#app/battle-scene";
-import * as Utils from "#app/utils";
 import { isNullOrUndefined, randSeedInt, randSeedShuffle } from "#app/utils";
 import MysteryEncounter, { MysteryEncounterBuilder } from "#app/data/mystery-encounters/mystery-encounter";
 import { MysteryEncounterTier } from "#enums/mystery-encounter-tier";
 import { TrainerType } from "#enums/trainer-type";
 import { Species } from "#enums/species";
-import Pokemon, { EnemyPokemon, PlayerPokemon, PokemonMove } from "#app/field/pokemon";
+import Pokemon, { PlayerPokemon, PokemonMove } from "#app/field/pokemon";
-import { getPokemonSpecies } from "#app/data/pokemon-species";
 import { getEncounterText, showEncounterDialogue } from "#app/data/mystery-encounters/utils/encounter-dialogue-utils";
 import { LearnMovePhase } from "#app/phases/learn-move-phase";
 import { Moves } from "#enums/moves";
@@ -584,16 +583,6 @@ function getTrainerConfigForWave(waveIndex: number) {
   return config;
 }
 
-function getRandomPartyMemberFunc(speciesPool: Species[], trainerSlot: TrainerSlot = TrainerSlot.TRAINER, ignoreEvolution: boolean = false, postProcess?: (enemyPokemon: EnemyPokemon) => void) {
-  return (scene: BattleScene, level: number, strength: PartyMemberStrength) => {
-    let species = Utils.randSeedItem(speciesPool);
-    if (!ignoreEvolution) {
-      species = getPokemonSpecies(species).getTrainerSpeciesForLevel(level, true, strength);
-    }
-    return scene.addEnemyPokemon(getPokemonSpecies(species), level, trainerSlot, undefined, undefined, postProcess);
-  };
-}
-
 function doBugTypeMoveTutor(scene: BattleScene): Promise<void> {
   return new Promise<void>(async resolve => {
     const moveOptions = scene.currentBattle.mysteryEncounter!.misc.moveTutorOptions;

src/data/mystery-encounters/encounters/dancing-lessons-encounter.ts

@@ -133,7 +133,7 @@ export const DancingLessonsEncounter: MysteryEncounter =
       }
 
       const oricorioData = new PokemonData(enemyPokemon);
-      const oricorio = scene.addEnemyPokemon(species, scene.currentBattle.enemyLevels![0], TrainerSlot.NONE, false, oricorioData);
+      const oricorio = scene.addEnemyPokemon(species, level, TrainerSlot.NONE, false, oricorioData);
 
       // Adds a real Pokemon sprite to the field (required for the animation)
       scene.getEnemyParty().forEach(enemyPokemon => {

src/data/mystery-encounters/encounters/the-expert-pokemon-breeder-encounter.ts

@@ -0,0 +1,549 @@
+import { EnemyPartyConfig, generateModifierType, initBattleWithEnemyConfig, setEncounterRewards, } from "#app/data/mystery-encounters/utils/encounter-phase-utils";
+import { trainerConfigs } from "#app/data/trainer-config";
+import { modifierTypes, PokemonHeldItemModifierType } from "#app/modifier/modifier-type";
+import { MysteryEncounterType } from "#enums/mystery-encounter-type";
+import BattleScene from "#app/battle-scene";
+import { randSeedShuffle } from "#app/utils";
+import MysteryEncounter, { MysteryEncounterBuilder } from "../mystery-encounter";
+import { MysteryEncounterTier } from "#enums/mystery-encounter-tier";
+import { CLASSIC_MODE_MYSTERY_ENCOUNTER_WAVES } from "#app/game-mode";
+import { Biome } from "#enums/biome";
+import { TrainerType } from "#enums/trainer-type";
+import i18next from "i18next";
+import { Species } from "#enums/species";
+import { getPokemonSpecies, speciesStarters } from "#app/data/pokemon-species";
+import { Nature } from "#enums/nature";
+import { Moves } from "#enums/moves";
+import { Type } from "#app/data/type";
+import { Stat } from "#enums/stat";
+import { PlayerPokemon } from "#app/field/pokemon";
+import { getEncounterText } from "#app/data/mystery-encounters/utils/encounter-dialogue-utils";
+import { IEggOptions } from "#app/data/egg";
+import { EggSourceType } from "#enums/egg-source-types";
+import { EggTier } from "#enums/egg-type";
+import { MysteryEncounterOptionBuilder } from "#app/data/mystery-encounters/mystery-encounter-option";
+import { MysteryEncounterOptionMode } from "#enums/mystery-encounter-option-mode";
+import { achvs } from "#app/system/achv";
+
+/** the i18n namespace for the encounter */
+const namespace = "mysteryEncounter:expertPokemonBreeder";
+
+const trainerNameKey = "trainerNames:expert_pokemon_breeder";
+
+const FIRST_STAGE_EVOLUTION_WAVE = 30;
+const SECOND_STAGE_EVOLUTION_WAVE = 45;
+const FINAL_STAGE_EVOLUTION_WAVE = 60;
+
+const FRIENDSHIP_ADDED = 20;
+
+class BreederSpeciesEvolution  {
+  species: Species;
+  evolution: number;
+
+  constructor(species: Species, evolution: number) {
+    this.species = species;
+    this.evolution = evolution;
+  }
+}
+
+const POOL_1_POKEMON: (Species | BreederSpeciesEvolution)[][] = [
+  [Species.MUNCHLAX, new BreederSpeciesEvolution(Species.SNORLAX, SECOND_STAGE_EVOLUTION_WAVE)],
+  [Species.HAPPINY, new BreederSpeciesEvolution(Species.CHANSEY, FIRST_STAGE_EVOLUTION_WAVE), new BreederSpeciesEvolution(Species.BLISSEY, FINAL_STAGE_EVOLUTION_WAVE)],
+  [Species.MAGBY, new BreederSpeciesEvolution(Species.MAGMAR, FIRST_STAGE_EVOLUTION_WAVE), new BreederSpeciesEvolution(Species.MAGMORTAR, FINAL_STAGE_EVOLUTION_WAVE)],
+  [Species.ELEKID, new BreederSpeciesEvolution(Species.ELECTABUZZ, FIRST_STAGE_EVOLUTION_WAVE), new BreederSpeciesEvolution(Species.ELECTIVIRE, FINAL_STAGE_EVOLUTION_WAVE)],
+  [Species.RIOLU, new BreederSpeciesEvolution(Species.LUCARIO, SECOND_STAGE_EVOLUTION_WAVE)],
+  [Species.BUDEW, new BreederSpeciesEvolution(Species.ROSELIA, FIRST_STAGE_EVOLUTION_WAVE), new BreederSpeciesEvolution(Species.ROSERADE, FINAL_STAGE_EVOLUTION_WAVE)],
+  [Species.TOXEL, new BreederSpeciesEvolution(Species.TOXTRICITY, SECOND_STAGE_EVOLUTION_WAVE)],
+  [Species.MIME_JR, new BreederSpeciesEvolution(Species.GALAR_MR_MIME, FIRST_STAGE_EVOLUTION_WAVE), new BreederSpeciesEvolution(Species.MR_RIME, FINAL_STAGE_EVOLUTION_WAVE)]
+];
+
+const POOL_2_POKEMON: (Species | BreederSpeciesEvolution)[][] = [
+  [Species.PICHU, new BreederSpeciesEvolution(Species.PIKACHU, FIRST_STAGE_EVOLUTION_WAVE), new BreederSpeciesEvolution(Species.RAICHU, FINAL_STAGE_EVOLUTION_WAVE)],
+  [Species.PICHU, new BreederSpeciesEvolution(Species.PIKACHU, FIRST_STAGE_EVOLUTION_WAVE), new BreederSpeciesEvolution(Species.ALOLA_RAICHU, FINAL_STAGE_EVOLUTION_WAVE)],
+  [Species.JYNX],
+  [Species.TYROGUE, new BreederSpeciesEvolution(Species.HITMONLEE, SECOND_STAGE_EVOLUTION_WAVE)],
+  [Species.TYROGUE, new BreederSpeciesEvolution(Species.HITMONCHAN, SECOND_STAGE_EVOLUTION_WAVE)],
+  [Species.TYROGUE, new BreederSpeciesEvolution(Species.HITMONTOP, SECOND_STAGE_EVOLUTION_WAVE)],
+  [Species.IGGLYBUFF, new BreederSpeciesEvolution(Species.JIGGLYPUFF, FIRST_STAGE_EVOLUTION_WAVE), new BreederSpeciesEvolution(Species.WIGGLYTUFF, FINAL_STAGE_EVOLUTION_WAVE)],
+  [Species.AZURILL, new BreederSpeciesEvolution(Species.MARILL, FIRST_STAGE_EVOLUTION_WAVE), new BreederSpeciesEvolution(Species.AZUMARILL, FINAL_STAGE_EVOLUTION_WAVE)],
+  [Species.WYNAUT, new BreederSpeciesEvolution(Species.WOBBUFFET, SECOND_STAGE_EVOLUTION_WAVE)],
+  [Species.CHINGLING, new BreederSpeciesEvolution(Species.CHIMECHO, SECOND_STAGE_EVOLUTION_WAVE)],
+  [Species.BONSLY, new BreederSpeciesEvolution(Species.SUDOWOODO, SECOND_STAGE_EVOLUTION_WAVE)],
+  [Species.MANTYKE, new BreederSpeciesEvolution(Species.MANTINE, SECOND_STAGE_EVOLUTION_WAVE)]
+];
+
+/**
+ * The Expert Pokémon Breeder encounter.
+ * @see {@link https://github.com/pagefaultgames/pokerogue/issues/3818 | GitHub Issue #3818}
+ * @see For biome requirements check {@linkcode mysteryEncountersByBiome}
+ */
+export const TheExpertPokemonBreederEncounter: MysteryEncounter =
+  MysteryEncounterBuilder.withEncounterType(MysteryEncounterType.THE_EXPERT_POKEMON_BREEDER)
+    .withEncounterTier(MysteryEncounterTier.ULTRA)
+    .withSceneWaveRangeRequirement(...CLASSIC_MODE_MYSTERY_ENCOUNTER_WAVES)
+    .withScenePartySizeRequirement(4, 6, true) // Must have at least 4 legal pokemon in party
+    .withIntroSpriteConfigs([]) // These are set in onInit()
+    .withIntroDialogue([
+      {
+        text: `${namespace}.intro`,
+      },
+      {
+        speaker: trainerNameKey,
+        text: `${namespace}.intro_dialogue`,
+      },
+    ])
+    .withOnInit((scene: BattleScene) => {
+      const encounter = scene.currentBattle.mysteryEncounter!;
+      const waveIndex = scene.currentBattle.waveIndex;
+      // Calculates what trainers are available for battle in the encounter
+
+      // If player is in space biome, uses special "Space" version of the trainer
+      encounter.enemyPartyConfigs = [
+        getPartyConfig(scene)
+      ];
+
+      const cleffaSpecies = waveIndex < FIRST_STAGE_EVOLUTION_WAVE ? Species.CLEFFA : waveIndex < FINAL_STAGE_EVOLUTION_WAVE ? Species.CLEFAIRY : Species.CLEFABLE;
+      encounter.spriteConfigs = [
+        {
+          spriteKey: cleffaSpecies.toString(),
+          fileRoot: "pokemon",
+          hasShadow: true,
+          repeat: true,
+          x: 14,
+          y: -2,
+          yShadow: -2
+        },
+        {
+          spriteKey: "expert_pokemon_breeder",
+          fileRoot: "trainer",
+          hasShadow: true,
+          x: -14,
+          y: 4,
+          yShadow: 2
+        },
+      ];
+
+      // Determine the 3 pokemon the player can battle with
+      let partyCopy = scene.getParty().slice(0);
+      partyCopy = partyCopy
+        .filter(p => p.isAllowedInBattle())
+        .sort((a, b) => a.friendship - b.friendship);
+
+      const pokemon1 = partyCopy[0];
+      const pokemon2 = partyCopy[1];
+      const pokemon3 = partyCopy[2];
+      encounter.setDialogueToken("pokemon1Name", pokemon1.getNameToRender());
+      encounter.setDialogueToken("pokemon2Name", pokemon2.getNameToRender());
+      encounter.setDialogueToken("pokemon3Name", pokemon3.getNameToRender());
+
+      // Dialogue and egg calcs for Pokemon 1
+      const [pokemon1CommonEggs, pokemon1RareEggs] = calculateEggRewardsForPokemon(pokemon1);
+      let pokemon1Tooltip = getEncounterText(scene, `${namespace}.option.1.tooltip_base`)!;
+      if (pokemon1RareEggs > 0) {
+        const eggsText = i18next.t(`${namespace}.numEggs`, { count: pokemon1RareEggs, rarity: i18next.t("egg:greatTier") });
+        pokemon1Tooltip += i18next.t(`${namespace}.eggs_tooltip`, { eggs: eggsText });
+        encounter.setDialogueToken("pokemon1RareEggs", eggsText);
+      }
+      if (pokemon1CommonEggs > 0) {
+        const eggsText = i18next.t(`${namespace}.numEggs`, { count: pokemon1CommonEggs, rarity: i18next.t("egg:defaultTier") });
+        pokemon1Tooltip += i18next.t(`${namespace}.eggs_tooltip`, { eggs: eggsText });
+        encounter.setDialogueToken("pokemon1CommonEggs", eggsText);
+      }
+      encounter.options[0].dialogue!.buttonTooltip = pokemon1Tooltip;
+
+      // Dialogue and egg calcs for Pokemon 2
+      const [pokemon2CommonEggs, pokemon2RareEggs] = calculateEggRewardsForPokemon(pokemon2);
+      let pokemon2Tooltip = getEncounterText(scene, `${namespace}.option.2.tooltip_base`)!;
+      if (pokemon2RareEggs > 0) {
+        const eggsText = i18next.t(`${namespace}.numEggs`, { count: pokemon2RareEggs, rarity: i18next.t("egg:greatTier") });
+        pokemon2Tooltip += i18next.t(`${namespace}.eggs_tooltip`, { eggs: eggsText });
+        encounter.setDialogueToken("pokemon2RareEggs", eggsText);
+      }
+      if (pokemon2CommonEggs > 0) {
+        const eggsText = i18next.t(`${namespace}.numEggs`, { count: pokemon2CommonEggs, rarity: i18next.t("egg:defaultTier") });
+        pokemon2Tooltip += i18next.t(`${namespace}.eggs_tooltip`, { eggs: eggsText });
+        encounter.setDialogueToken("pokemon1CommonEggs", eggsText);
+      }
+      encounter.options[1].dialogue!.buttonTooltip = pokemon2Tooltip;
+
+      // Dialogue and egg calcs for Pokemon 3
+      const [pokemon3CommonEggs, pokemon3RareEggs] = calculateEggRewardsForPokemon(pokemon3);
+      let pokemon3Tooltip = getEncounterText(scene, `${namespace}.option.3.tooltip_base`)!;
+      if (pokemon3RareEggs > 0) {
+        const eggsText = i18next.t(`${namespace}.numEggs`, { count: pokemon3RareEggs, rarity: i18next.t("egg:greatTier") });
+        pokemon3Tooltip += i18next.t(`${namespace}.eggs_tooltip`, { eggs: eggsText });
+        encounter.setDialogueToken("pokemon3RareEggs", eggsText);
+      }
+      if (pokemon3CommonEggs > 0) {
+        const eggsText = i18next.t(`${namespace}.numEggs`, { count: pokemon3CommonEggs, rarity: i18next.t("egg:defaultTier") });
+        pokemon3Tooltip += i18next.t(`${namespace}.eggs_tooltip`, { eggs: eggsText });
+        encounter.setDialogueToken("pokemon3CommonEggs", eggsText);
+      }
+      encounter.options[2].dialogue!.buttonTooltip = pokemon3Tooltip;
+
+      encounter.misc = {
+        pokemon1,
+        pokemon1CommonEggs,
+        pokemon1RareEggs,
+        pokemon2,
+        pokemon2CommonEggs,
+        pokemon2RareEggs,
+        pokemon3,
+        pokemon3CommonEggs,
+        pokemon3RareEggs
+      };
+
+      return true;
+    })
+    .withTitle(`${namespace}.title`)
+    .withDescription(`${namespace}.description`)
+    .withQuery(`${namespace}.query`)
+    .withOption(
+      MysteryEncounterOptionBuilder
+        .newOptionWithMode(MysteryEncounterOptionMode.DEFAULT)
+        .withDialogue({
+          buttonLabel: `${namespace}.option.1.label`,
+          selected: [
+            {
+              speaker: trainerNameKey,
+              text: `${namespace}.option.selected`,
+            },
+          ],
+        })
+        .withOptionPhase(async (scene: BattleScene) => {
+          const encounter = scene.currentBattle.mysteryEncounter!;
+          // Spawn battle with first pokemon
+          const config: EnemyPartyConfig = encounter.enemyPartyConfigs[0];
+
+          const { pokemon1, pokemon1CommonEggs, pokemon1RareEggs } = encounter.misc;
+          encounter.setDialogueToken("chosenPokemon", pokemon1.getNameToRender());
+          const eggOptions = getEggOptions(scene, pokemon1CommonEggs, pokemon1RareEggs);
+          setEncounterRewards(scene, { fillRemaining: true }, eggOptions);
+
+          // Remove all Pokemon from the party except the chosen Pokemon
+          removePokemonFromPartyAndStoreHeldItems(scene, encounter, pokemon1);
+
+          // Configure outro dialogue for egg rewards
+          encounter.dialogue.outro = [
+            {
+              speaker: trainerNameKey,
+              text: `${namespace}.outro`,
+            },
+          ];
+          if (encounter.dialogueTokens.hasOwnProperty("pokemon1CommonEggs")) {
+            encounter.dialogue.outro.push({
+              text: i18next.t(`${namespace}.gained_eggs`, { numEggs: encounter.dialogueTokens["pokemon1CommonEggs"] }),
+            });
+          }
+          if (encounter.dialogueTokens.hasOwnProperty("pokemon1RareEggs")) {
+            encounter.dialogue.outro.push({
+              text: i18next.t(`${namespace}.gained_eggs`, { numEggs: encounter.dialogueTokens["pokemon1RareEggs"] }),
+            });
+          }
+
+          initBattleWithEnemyConfig(scene, config);
+        })
+        .withPostOptionPhase(async (scene: BattleScene) => {
+          // Give achievement if in Space biome
+          checkAchievement(scene);
+          // Give 20 friendship to the chosen pokemon
+          scene.currentBattle.mysteryEncounter!.misc.pokemon1.addFriendship(FRIENDSHIP_ADDED);
+          await restorePartyAndHeldItems(scene);
+        })
+        .build()
+    )
+    .withOption(
+      MysteryEncounterOptionBuilder
+        .newOptionWithMode(MysteryEncounterOptionMode.DEFAULT)
+        .withDialogue({
+          buttonLabel: `${namespace}.option.2.label`,
+          selected: [
+            {
+              speaker: trainerNameKey,
+              text: `${namespace}.option.selected`,
+            },
+          ],
+        })
+        .withOptionPhase(async (scene: BattleScene) => {
+          const encounter = scene.currentBattle.mysteryEncounter!;
+          // Spawn battle with second pokemon
+          const config: EnemyPartyConfig = encounter.enemyPartyConfigs[0];
+
+          const { pokemon2, pokemon2CommonEggs, pokemon2RareEggs } = encounter.misc;
+          encounter.setDialogueToken("chosenPokemon", pokemon2.getNameToRender());
+          const eggOptions = getEggOptions(scene, pokemon2CommonEggs, pokemon2RareEggs);
+          setEncounterRewards(scene, { fillRemaining: true }, eggOptions);
+
+          // Remove all Pokemon from the party except the chosen Pokemon
+          removePokemonFromPartyAndStoreHeldItems(scene, encounter, pokemon2);
+
+          // Configure outro dialogue for egg rewards
+          encounter.dialogue.outro = [
+            {
+              speaker: trainerNameKey,
+              text: `${namespace}.outro`,
+            },
+          ];
+          if (encounter.dialogueTokens.hasOwnProperty("pokemon2CommonEggs")) {
+            encounter.dialogue.outro.push({
+              text: i18next.t(`${namespace}.gained_eggs`, { numEggs: encounter.dialogueTokens["pokemon2CommonEggs"] }),
+            });
+          }
+          if (encounter.dialogueTokens.hasOwnProperty("pokemon2RareEggs")) {
+            encounter.dialogue.outro.push({
+              text: i18next.t(`${namespace}.gained_eggs`, { numEggs: encounter.dialogueTokens["pokemon2RareEggs"] }),
+            });
+          }
+
+          initBattleWithEnemyConfig(scene, config);
+        })
+        .withPostOptionPhase(async (scene: BattleScene) => {
+          // Give achievement if in Space biome
+          checkAchievement(scene);
+          // Give 20 friendship to the chosen pokemon
+          scene.currentBattle.mysteryEncounter!.misc.pokemon2.addFriendship(FRIENDSHIP_ADDED);
+          await restorePartyAndHeldItems(scene);
+        })
+        .build()
+    )
+    .withOption(
+      MysteryEncounterOptionBuilder
+        .newOptionWithMode(MysteryEncounterOptionMode.DEFAULT)
+        .withDialogue({
+          buttonLabel: `${namespace}.option.3.label`,
+          selected: [
+            {
+              speaker: trainerNameKey,
+              text: `${namespace}.option.selected`,
+            },
+          ],
+        })
+        .withOptionPhase(async (scene: BattleScene) => {
+          const encounter = scene.currentBattle.mysteryEncounter!;
+          // Spawn battle with third pokemon
+          const config: EnemyPartyConfig = encounter.enemyPartyConfigs[0];
+
+          const { pokemon3, pokemon3CommonEggs, pokemon3RareEggs } = encounter.misc;
+          encounter.setDialogueToken("chosenPokemon", pokemon3.getNameToRender());
+          const eggOptions = getEggOptions(scene, pokemon3CommonEggs, pokemon3RareEggs);
+          setEncounterRewards(scene, { fillRemaining: true }, eggOptions);
+
+          // Remove all Pokemon from the party except the chosen Pokemon
+          removePokemonFromPartyAndStoreHeldItems(scene, encounter, pokemon3);
+
+          // Configure outro dialogue for egg rewards
+          encounter.dialogue.outro = [
+            {
+              speaker: trainerNameKey,
+              text: `${namespace}.outro`,
+            },
+          ];
+          if (encounter.dialogueTokens.hasOwnProperty("pokemon3CommonEggs")) {
+            encounter.dialogue.outro.push({
+              text: i18next.t(`${namespace}.gained_eggs`, { numEggs: encounter.dialogueTokens["pokemon3CommonEggs"] }),
+            });
+          }
+          if (encounter.dialogueTokens.hasOwnProperty("pokemon3RareEggs")) {
+            encounter.dialogue.outro.push({
+              text: i18next.t(`${namespace}.gained_eggs`, { numEggs: encounter.dialogueTokens["pokemon3RareEggs"] }),
+            });
+          }
+
+          initBattleWithEnemyConfig(scene, config);
+        })
+        .withPostOptionPhase(async (scene: BattleScene) => {
+          // Give achievement if in Space biome
+          checkAchievement(scene);
+          // Give 20 friendship to the chosen pokemon
+          scene.currentBattle.mysteryEncounter!.misc.pokemon3.addFriendship(FRIENDSHIP_ADDED);
+          await restorePartyAndHeldItems(scene);
+        })
+        .build()
+    )
+    .withOutroDialogue([
+      {
+        text: `${namespace}.outro`,
+      },
+    ])
+    .build();
+
+function getPartyConfig(scene: BattleScene): EnemyPartyConfig {
+  // Bug type superfan trainer config
+  const waveIndex = scene.currentBattle.waveIndex;
+  const breederConfig = trainerConfigs[TrainerType.EXPERT_POKEMON_BREEDER].clone();
+  breederConfig.name = i18next.t(trainerNameKey);
+
+  // First mon is *always* this special cleffa
+  const cleffaSpecies = waveIndex < FIRST_STAGE_EVOLUTION_WAVE ? Species.CLEFFA : waveIndex < FINAL_STAGE_EVOLUTION_WAVE ? Species.CLEFAIRY : Species.CLEFABLE;
+  const baseConfig: EnemyPartyConfig = {
+    trainerType: TrainerType.EXPERT_POKEMON_BREEDER,
+    pokemonConfigs: [
+      {
+        nickname: i18next.t(`${namespace}.cleffa_1_nickname`),
+        species: getPokemonSpecies(cleffaSpecies),
+        isBoss: false,
+        abilityIndex: 1, // Magic Guard
+        shiny: false,
+        nature: Nature.ADAMANT,
+        moveSet: [Moves.METEOR_MASH, Moves.FIRE_PUNCH, Moves.ICE_PUNCH, Moves.THUNDER_PUNCH],
+        ivs: [31, 31, 31, 31, 31, 31],
+        modifierConfigs: [
+          {
+            modifier: generateModifierType(scene, modifierTypes.TERA_SHARD, [Type.STEEL]) as PokemonHeldItemModifierType,
+          },
+          {
+            modifier: generateModifierType(scene, modifierTypes.BASE_STAT_BOOSTER, [Stat.ATK]) as PokemonHeldItemModifierType,
+            stackCount: 1 + Math.floor(waveIndex / 20), // +1 Protein every 20 waves
+          },
+          {
+            modifier: generateModifierType(scene, modifierTypes.BASE_STAT_BOOSTER, [Stat.SPD]) as PokemonHeldItemModifierType,
+            stackCount: 1 + Math.floor(waveIndex / 40), // +1 Carbos every 40 waves
+          },
+        ]
+      }
+    ]
+  };
+
+  if (scene.arena.biomeType === Biome.SPACE) {
+    // All 3 members always Cleffa line, but different configs
+    baseConfig.pokemonConfigs!.push({
+      nickname: i18next.t(`${namespace}.cleffa_2_nickname`),
+      species: getPokemonSpecies(cleffaSpecies),
+      isBoss: false,
+      abilityIndex: 1, // Magic Guard
+      shiny: true,
+      variant: 1,
+      nature: Nature.MODEST,
+      moveSet: [Moves.MOONBLAST, Moves.MYSTICAL_FIRE, Moves.ICE_BEAM, Moves.THUNDERBOLT],
+      ivs: [31, 31, 31, 31, 31, 31]
+    },
+    {
+      nickname: i18next.t(`${namespace}.cleffa_3_nickname`, { speciesName: getPokemonSpecies(cleffaSpecies).getName() }),
+      species: getPokemonSpecies(cleffaSpecies),
+      isBoss: false,
+      abilityIndex: 2, // Friend Guard / Unaware
+      shiny: true,
+      variant: 2,
+      nature: Nature.BOLD,
+      moveSet: [Moves.TRI_ATTACK, Moves.STORED_POWER, Moves.TAKE_HEART, Moves.MOONLIGHT],
+      ivs: [31, 31, 31, 31, 31, 31]
+    });
+  } else {
+    // Second member from pool 1
+    const pool1Species = getSpeciesFromPool(POOL_1_POKEMON, waveIndex);
+    // Third member from pool 2
+    const pool2Species = getSpeciesFromPool(POOL_2_POKEMON, waveIndex);
+
+    baseConfig.pokemonConfigs!.push({
+      species: getPokemonSpecies(pool1Species),
+      isBoss: false,
+      ivs: [31, 31, 31, 31, 31, 31]
+    },
+    {
+      species: getPokemonSpecies(pool2Species),
+      isBoss: false,
+      ivs: [31, 31, 31, 31, 31, 31]
+    });
+  }
+
+  return baseConfig;
+}
+
+function getSpeciesFromPool(speciesPool: (Species | BreederSpeciesEvolution)[][], waveIndex: number): Species {
+  const poolCopy = speciesPool.slice(0);
+  randSeedShuffle(poolCopy);
+  const speciesEvolutions = poolCopy.pop()!.slice(0);
+  let speciesObject = speciesEvolutions.pop()!;
+  while (speciesObject instanceof BreederSpeciesEvolution && speciesObject.evolution > waveIndex) {
+    speciesObject = speciesEvolutions.pop()!;
+  }
+  return speciesObject instanceof BreederSpeciesEvolution ? speciesObject.species : speciesObject;
+}
+
+function calculateEggRewardsForPokemon(pokemon: PlayerPokemon): [number, number] {
+  const bst = pokemon.calculateBaseStats().reduce((a, b) => a + b, 0);
+  // 1 point for every 20 points below 680 BST the pokemon is, (max 18, min 1)
+  const pointsFromBst = Math.min(Math.max(Math.floor((680 - bst) / 20), 1), 18);
+
+  const rootSpecies = pokemon.species.getRootSpeciesId(true);
+  let pointsFromStarterTier = 0;
+  // 2 points for every 1 below 7 that the pokemon's starter tier is (max 12, min 0)
+  if (speciesStarters.hasOwnProperty(rootSpecies)) {
+    const starterTier = speciesStarters[rootSpecies];
+    pointsFromStarterTier = Math.min(Math.max(Math.floor(7 - starterTier) * 2, 0), 12);
+  }
+
+  // Maximum of 30 points
+  const totalPoints = Math.min(pointsFromStarterTier + pointsFromBst, 30);
+
+  // 1 Rare egg for every 6 points
+  const numRares = Math.floor(totalPoints / 6);
+  // 1 Common egg for every point leftover
+  const numCommons = totalPoints % 6;
+
+  return [numCommons, numRares];
+}
+
+function getEggOptions(scene: BattleScene, commonEggs: number, rareEggs: number) {
+  const eggDescription = i18next.t(`${namespace}.title`) + ":\n" + i18next.t(trainerNameKey);
+  const eggOptions: IEggOptions[] = [];
+
+  if (commonEggs > 0) {
+    for (let i = 0; i < commonEggs; i++) {
+      eggOptions.push({
+        scene,
+        pulled: false,
+        sourceType: EggSourceType.EVENT,
+        eggDescriptor: eggDescription,
+        tier: EggTier.COMMON
+      });
+    }
+  }
+  if (rareEggs > 0) {
+    for (let i = 0; i < rareEggs; i++) {
+      eggOptions.push({
+        scene,
+        pulled: false,
+        sourceType: EggSourceType.EVENT,
+        eggDescriptor: eggDescription,
+        tier: EggTier.GREAT
+      });
+    }
+  }
+
+  return eggOptions;
+}
+
+function removePokemonFromPartyAndStoreHeldItems(scene: BattleScene, encounter: MysteryEncounter, chosenPokemon: PlayerPokemon) {
+  const party = scene.getParty();
+  const chosenIndex = party.indexOf(chosenPokemon);
+  party[chosenIndex] = party[0];
+  party[0] = chosenPokemon;
+  encounter.misc.originalParty = scene.getParty().slice(1);
+  encounter.misc.originalPartyHeldItems = encounter.misc.originalParty
+    .map(p => p.getHeldItems());
+  scene["party"] = [
+    chosenPokemon
+  ];
+}
+
+function checkAchievement(scene: BattleScene) {
+  if (scene.arena.biomeType === Biome.SPACE) {
+    scene.validateAchv(achvs.BREEDERS_IN_SPACE);
+  }
+}
+
+async function restorePartyAndHeldItems(scene: BattleScene) {
+  const encounter = scene.currentBattle.mysteryEncounter!;
+  // Restore original party
+  scene.getParty().push(...encounter.misc.originalParty);
+
+  // Restore held items
+  const originalHeldItems = encounter.misc.originalPartyHeldItems;
+  originalHeldItems.forEach(pokemonHeldItemsList => {
+    pokemonHeldItemsList.forEach(heldItem => {
+      scene.addModifier(heldItem, true, false, false, true);
+    });
+  });
+  await scene.updateModifiers(true);
+}

src/data/mystery-encounters/mystery-encounters.ts

@@ -31,6 +31,7 @@ import { BugTypeSuperfanEncounter } from "#app/data/mystery-encounters/encounter
 import { FunAndGamesEncounter } from "#app/data/mystery-encounters/encounters/fun-and-games-encounter";
 import { UncommonBreedEncounter } from "#app/data/mystery-encounters/encounters/uncommon-breed-encounter";
 import { GlobalTradeSystemEncounter } from "#app/data/mystery-encounters/encounters/global-trade-system-encounter";
+import { TheExpertPokemonBreederEncounter } from "#app/data/mystery-encounters/encounters/the-expert-pokemon-breeder-encounter";
 
 /**
  * Spawn chance: (BASE_MYSTERY_ENCOUNTER_SPAWN_WEIGHT + WIGHT_INCREMENT_ON_SPAWN_MISS * <number of missed spawns>) / MYSTERY_ENCOUNTER_SPAWN_MAX_WEIGHT
@@ -184,7 +185,8 @@ const humanTransitableBiomeEncounters: MysteryEncounterType[] = [
   MysteryEncounterType.SHADY_VITAMIN_DEALER,
   MysteryEncounterType.THE_POKEMON_SALESMAN,
   MysteryEncounterType.AN_OFFER_YOU_CANT_REFUSE,
-  MysteryEncounterType.THE_WINSTRATE_CHALLENGE
+  MysteryEncounterType.THE_WINSTRATE_CHALLENGE,
+  MysteryEncounterType.THE_EXPERT_POKEMON_BREEDER
 ];
 
 const civilizationBiomeEncounters: MysteryEncounterType[] = [
@@ -238,7 +240,6 @@ export const mysteryEncountersByBiome = new Map<Biome, MysteryEncounterType[]>([
     MysteryEncounterType.SAFARI_ZONE,
     MysteryEncounterType.ABSOLUTE_AVARICE
   ]],
-
   [Biome.SEA, [
     MysteryEncounterType.LOST_AT_SEA
   ]],
@@ -275,7 +276,9 @@ export const mysteryEncountersByBiome = new Map<Biome, MysteryEncounterType[]>([
   [Biome.ABYSS, [
     MysteryEncounterType.DANCING_LESSONS
   ]],
-  [Biome.SPACE, []],
+  [Biome.SPACE, [
+    MysteryEncounterType.THE_EXPERT_POKEMON_BREEDER
+  ]],
   [Biome.CONSTRUCTION_SITE, []],
   [Biome.JUNGLE, [
     MysteryEncounterType.SAFARI_ZONE
@@ -319,6 +322,7 @@ export function initMysteryEncounters() {
   allMysteryEncounters[MysteryEncounterType.FUN_AND_GAMES] = FunAndGamesEncounter;
   allMysteryEncounters[MysteryEncounterType.UNCOMMON_BREED] = UncommonBreedEncounter;
   allMysteryEncounters[MysteryEncounterType.GLOBAL_TRADE_SYSTEM] = GlobalTradeSystemEncounter;
+  allMysteryEncounters[MysteryEncounterType.THE_EXPERT_POKEMON_BREEDER] = TheExpertPokemonBreederEncounter;
 
   // Add extreme encounters to biome map
   extremeBiomeEncounters.forEach(encounter => {

src/data/mystery-encounters/utils/encounter-phase-utils.ts

@@ -36,6 +36,7 @@ import { BattleEndPhase } from "#app/phases/battle-end-phase";
 import { GameOverPhase } from "#app/phases/game-over-phase";
 import { SelectModifierPhase } from "#app/phases/select-modifier-phase";
 import { PartyExpPhase } from "#app/phases/party-exp-phase";
+import { Variant } from "#app/data/variant";
 
 /**
  * Animates exclamation sprite over trainer's head at start of encounter
@@ -67,6 +68,7 @@ export function doTrainerExclamation(scene: BattleScene) {
 export interface EnemyPokemonConfig {
   species: PokemonSpecies;
   isBoss: boolean;
+  nickname?: string;
   bossSegments?: number;
   bossSegmentModifier?: number; // Additive to the determined segment number
   mysteryEncounterPokemonData?: MysteryEncounterPokemonData;
@@ -79,6 +81,8 @@ export interface EnemyPokemonConfig {
   nature?: Nature;
   ivs?: [number, number, number, number, number, number];
   shiny?: boolean;
+  /** Is only checked if Pokemon is shiny */
+  variant?: Variant;
   /** Can set just the status, or pass a timer on the status turns */
   status?: StatusEffect | [StatusEffect, number];
   mysteryEncounterBattleEffects?: (pokemon: Pokemon) => void;
@@ -220,6 +224,11 @@ export async function initBattleWithEnemyConfig(scene: BattleScene, partyConfig:
     if (partyConfig?.pokemonConfigs && e < partyConfig.pokemonConfigs.length) {
       const config = partyConfig.pokemonConfigs[e];
 
+      // Set form
+      if (!isNullOrUndefined(config.nickname)) {
+        enemyPokemon.nickname = btoa(unescape(encodeURIComponent(config.nickname!)));
+      }
+
       // Generate new id, reset status and HP in case using data source
       if (config.dataSource) {
         enemyPokemon.id = Utils.randSeedInt(4294967296);
@@ -235,6 +244,11 @@ export async function initBattleWithEnemyConfig(scene: BattleScene, partyConfig:
         enemyPokemon.shiny = config.shiny!;
       }
 
+      // Set Variant
+      if (enemyPokemon.shiny && !isNullOrUndefined(config.variant)) {
+        enemyPokemon.variant = config.variant!;
+      }
+
       // Set custom mystery encounter data fields (such as sprite scale, custom abilities, types, etc.)
       if (!isNullOrUndefined(config.mysteryEncounterPokemonData)) {
         enemyPokemon.mysteryEncounterPokemonData = config.mysteryEncounterPokemonData!;
@@ -315,6 +329,9 @@ export async function initBattleWithEnemyConfig(scene: BattleScene, partyConfig:
       // Requires re-priming summon data to update everything properly
       enemyPokemon.primeSummonData(enemyPokemon.summonData);
 
+      if (enemyPokemon.isShiny() && !enemyPokemon["shinySparkle"]) {
+        enemyPokemon.initShinySparkle();
+      }
       enemyPokemon.initBattleInfo();
       enemyPokemon.getBattleInfo().initInfo(enemyPokemon);
       enemyPokemon.generateName();

src/data/splash-messages.ts

@@ -1,46 +1,136 @@
-import i18next from "i18next";
+import { USE_SEASONAL_SPLASH_MESSAGES } from "#app/constants";
 
-export function getBattleCountSplashMessage(): string {
+//#region Interfaces/Types
-  return `{COUNT} ${i18next.t("splashMessages:battlesWon")}`;
+
+type Month = "01" | "02" | "03" | "04" | "05" | "06" | "07" | "08" | "09" | "10" | "11" | "12";
+type Day =
+  | Month
+  | "13"
+  | "14"
+  | "15"
+  | "16"
+  | "17"
+  | "18"
+  | "19"
+  | "20"
+  | "21"
+  | "22"
+  | "23"
+  | "24"
+  | "25"
+  | "26"
+  | "27"
+  | "28"
+  | "29"
+  | "30"
+  | "31";
+
+/**
+ * Represents a season with its {@linkcode name},
+ * {@linkcode start} day+month, {@linkcode end} day+month
+ * and {@linkcode messages}.
+ */
+interface Season {
+  /** The name of the season (internal use only) */
+  name: string;
+  /** The start day and month of the season. Format `MM-DD` */
+  start: `${Month}-${Day}`;
+  /** The end day and month of the season. Format `MM-DD` */
+  end: `${Month}-${Day}`;
+  /** Collection of the messages to display (without the `i18next.t()` call!) */
+  messages: string[];
 }
 
+//#region Constants
+
+/** The weight multiplier for the battles-won splash message */
+const BATTLES_WON_WEIGHT_MULTIPLIER = 10;
+/** The weight multiplier for the seasonal splash messages */
+const SEASONAL_WEIGHT_MULTIPLIER = 10;
+
+//#region Common Messages
+
+const commonSplashMessages = [
+  ...Array(BATTLES_WON_WEIGHT_MULTIPLIER).fill("battlesWon"),
+  "joinTheDiscord",
+  "infiniteLevels",
+  "everythingStacks",
+  "optionalSaveScumming",
+  "biomes",
+  "openSource",
+  "playWithSpeed",
+  "liveBugTesting",
+  "heavyInfluence",
+  "pokemonRiskAndPokemonRain",
+  "nowWithMoreSalt",
+  "infiniteFusionAtHome",
+  "brokenEggMoves",
+  "magnificent",
+  "mubstitute",
+  "thatsCrazy",
+  "oranceJuice",
+  "questionableBalancing",
+  "coolShaders",
+  "aiFree",
+  "suddenDifficultySpikes",
+  "basedOnAnUnfinishedFlashGame",
+  "moreAddictiveThanIntended",
+  "mostlyConsistentSeeds",
+  "achievementPointsDontDoAnything",
+  "youDoNotStartAtLevel",
+  "dontTalkAboutTheManaphyEggIncident",
+  "alsoTryPokengine",
+  "alsoTryEmeraldRogue",
+  "alsoTryRadicalRed",
+  "eeveeExpo",
+  "ynoproject",
+  "breedersInSpace",
+];
+
+//#region Seasonal Messages
+
+const seasonalSplashMessages: Season[] = [
+  {
+    name: "Halloween",
+    start: "09-15",
+    end: "10-31",
+    messages: ["halloween.pumpkaboosAbout", "halloween.mayContainSpiders", "halloween.spookyScaryDuskulls"],
+  },
+  {
+    name: "XMAS",
+    start: "12-01",
+    end: "12-26",
+    messages: ["xmas.happyHolidays", "xmas.delibirdSeason"],
+  },
+  {
+    name: "New Year's",
+    start: "01-01",
+    end: "01-31",
+    messages: ["newYears.happyNewYear"],
+  },
+];
+
+//#endregion
+
 export function getSplashMessages(): string[] {
-  const splashMessages = Array(10).fill(getBattleCountSplashMessage());
+  const splashMessages: string[] = [...commonSplashMessages];
-  splashMessages.push(
+  console.log("use seasonal splash messages", USE_SEASONAL_SPLASH_MESSAGES);
-    i18next.t("splashMessages:joinTheDiscord"),
+  if (USE_SEASONAL_SPLASH_MESSAGES) {
-    i18next.t("splashMessages:infiniteLevels"),
+    // add seasonal splash messages if the season is active
-    i18next.t("splashMessages:everythingStacks"),
+    for (const { name, start, end, messages } of seasonalSplashMessages) {
-    i18next.t("splashMessages:optionalSaveScumming"),
+      const now = new Date();
-    i18next.t("splashMessages:biomes"),
+      const startDate = new Date(`${start}-${now.getFullYear()}`);
-    i18next.t("splashMessages:openSource"),
+      const endDate = new Date(`${end}-${now.getFullYear()}`);
-    i18next.t("splashMessages:playWithSpeed"),
-    i18next.t("splashMessages:liveBugTesting"),
-    i18next.t("splashMessages:heavyInfluence"),
-    i18next.t("splashMessages:pokemonRiskAndPokemonRain"),
-    i18next.t("splashMessages:nowWithMoreSalt"),
-    i18next.t("splashMessages:infiniteFusionAtHome"),
-    i18next.t("splashMessages:brokenEggMoves"),
-    i18next.t("splashMessages:magnificent"),
-    i18next.t("splashMessages:mubstitute"),
-    i18next.t("splashMessages:thatsCrazy"),
-    i18next.t("splashMessages:oranceJuice"),
-    i18next.t("splashMessages:questionableBalancing"),
-    i18next.t("splashMessages:coolShaders"),
-    i18next.t("splashMessages:aiFree"),
-    i18next.t("splashMessages:suddenDifficultySpikes"),
-    i18next.t("splashMessages:basedOnAnUnfinishedFlashGame"),
-    i18next.t("splashMessages:moreAddictiveThanIntended"),
-    i18next.t("splashMessages:mostlyConsistentSeeds"),
-    i18next.t("splashMessages:achievementPointsDontDoAnything"),
-    i18next.t("splashMessages:youDoNotStartAtLevel"),
-    i18next.t("splashMessages:dontTalkAboutTheManaphyEggIncident"),
-    i18next.t("splashMessages:alsoTryPokengine"),
-    i18next.t("splashMessages:alsoTryEmeraldRogue"),
-    i18next.t("splashMessages:alsoTryRadicalRed"),
-    i18next.t("splashMessages:eeveeExpo"),
-    i18next.t("splashMessages:ynoproject"),
-    i18next.t("splashMessages:breedersInSpace"),
-  );
 
-  return splashMessages;
+      if (now >= startDate && now <= endDate) {
+        console.log(`Adding ${messages.length} ${name} splash messages (weight: x${SEASONAL_WEIGHT_MULTIPLIER})`);
+        messages.forEach((message) => {
+          const weightedMessage = Array(SEASONAL_WEIGHT_MULTIPLIER).fill(message);
+          splashMessages.push(...weightedMessage);
+        });
+      }
+    }
+  }
+
+  return splashMessages.map((message) => `splashMessages:${message}`);
 }

src/data/trainer-config.ts

@@ -1143,8 +1143,16 @@ function getGymLeaderPartyTemplate(scene: BattleScene) {
   return getWavePartyTemplate(scene, trainerPartyTemplates.GYM_LEADER_1, trainerPartyTemplates.GYM_LEADER_2, trainerPartyTemplates.GYM_LEADER_3, trainerPartyTemplates.GYM_LEADER_4, trainerPartyTemplates.GYM_LEADER_5);
 }
 
-function getRandomPartyMemberFunc(speciesPool: Species[], trainerSlot: TrainerSlot = TrainerSlot.TRAINER, ignoreEvolution: boolean = false, postProcess?: (enemyPokemon: EnemyPokemon) => void): PartyMemberFunc {
+/**
-  return (scene: BattleScene, level: integer, strength: PartyMemberStrength) => {
+ * Randomly selects one of the `Species` from `speciesPool`, determines its evolution, level, and strength.
+ * Then adds Pokemon to scene.
+ * @param speciesPool
+ * @param trainerSlot
+ * @param ignoreEvolution
+ * @param postProcess
+ */
+export function getRandomPartyMemberFunc(speciesPool: Species[], trainerSlot: TrainerSlot = TrainerSlot.TRAINER, ignoreEvolution: boolean = false, postProcess?: (enemyPokemon: EnemyPokemon) => void) {
+  return (scene: BattleScene, level: number, strength: PartyMemberStrength) => {
     let species = Utils.randSeedItem(speciesPool);
     if (!ignoreEvolution) {
       species = getPokemonSpecies(species).getTrainerSpeciesForLevel(level, true, strength, scene.currentBattle.waveIndex);
@@ -2430,6 +2438,8 @@ export const trainerConfigs: TrainerConfigs = {
     .setMoneyMultiplier(2)
     .setPartyTemplates(new TrainerPartyCompoundTemplate(new TrainerPartyTemplate(3, PartyMemberStrength.AVERAGE), new TrainerPartyTemplate(2, PartyMemberStrength.STRONG))),
   [TrainerType.BUG_TYPE_SUPERFAN]: new TrainerConfig(++t).setMoneyMultiplier(2.25).setEncounterBgm(TrainerType.ACE_TRAINER)
-    .setPartyTemplates(new TrainerPartyTemplate(2, PartyMemberStrength.AVERAGE))
+    .setPartyTemplates(new TrainerPartyTemplate(2, PartyMemberStrength.AVERAGE)),
+  [TrainerType.EXPERT_POKEMON_BREEDER]: new TrainerConfig(++t).setMoneyMultiplier(3).setEncounterBgm(TrainerType.ACE_TRAINER)
+    .setPartyTemplates(new TrainerPartyTemplate(3, PartyMemberStrength.STRONG))
 };
 

src/enums/mystery-encounter-type.ts

@@ -28,5 +28,6 @@ export enum MysteryEncounterType {
   BUG_TYPE_SUPERFAN,
   FUN_AND_GAMES,
   UNCOMMON_BREED,
-  GLOBAL_TRADE_SYSTEM
+  GLOBAL_TRADE_SYSTEM,
+  THE_EXPERT_POKEMON_BREEDER
 }

src/enums/trainer-type.ts

@@ -115,6 +115,7 @@ export enum TrainerType {
   VICKY,
   VITO,
   BUG_TYPE_SUPERFAN,
+  EXPERT_POKEMON_BREEDER,
 
   BROCK = 200,
   MISTY,

src/field/arena.ts

@@ -1,19 +1,19 @@
 import BattleScene from "../battle-scene";
-import { BiomePoolTier, PokemonPools, BiomeTierTrainerPools, biomePokemonPools, biomeTrainerPools } from "../data/biomes";
+import { biomePokemonPools, BiomePoolTier, BiomeTierTrainerPools, biomeTrainerPools, PokemonPools } from "../data/biomes";
 import { Constructor } from "#app/utils";
 import * as Utils from "../utils";
 import PokemonSpecies, { getPokemonSpecies } from "../data/pokemon-species";
-import { Weather, WeatherType, getTerrainClearMessage, getTerrainStartMessage, getWeatherClearMessage, getWeatherStartMessage } from "../data/weather";
+import { getTerrainClearMessage, getTerrainStartMessage, getWeatherClearMessage, getWeatherStartMessage, Weather, WeatherType } from "../data/weather";
 import { CommonAnim } from "../data/battle-anims";
 import { Type } from "../data/type";
 import Move from "../data/move";
 import { ArenaTag, ArenaTagSide, ArenaTrapTag, getArenaTag } from "../data/arena-tag";
 import { BattlerIndex } from "../battle";
 import { Terrain, TerrainType } from "../data/terrain";
-import { PostTerrainChangeAbAttr, PostWeatherChangeAbAttr, applyPostTerrainChangeAbAttrs, applyPostWeatherChangeAbAttrs } from "../data/ability";
+import { applyPostTerrainChangeAbAttrs, applyPostWeatherChangeAbAttrs, PostTerrainChangeAbAttr, PostWeatherChangeAbAttr } from "../data/ability";
 import Pokemon from "./pokemon";
 import Overrides from "#app/overrides";
-import { WeatherChangedEvent, TerrainChangedEvent, TagAddedEvent, TagRemovedEvent } from "../events/arena";
+import { TagAddedEvent, TagRemovedEvent, TerrainChangedEvent, WeatherChangedEvent } from "../events/arena";
 import { ArenaTagType } from "#enums/arena-tag-type";
 import { Biome } from "#enums/biome";
 import { Moves } from "#enums/moves";

src/field/pokemon.ts

@@ -3812,6 +3812,25 @@ export default abstract class Pokemon extends Phaser.GameObjects.Container {
     const rootForm = getPokemonSpecies(this.species.getRootSpeciesId());
     return rootForm.getAbility(abilityIndex) === rootForm.getAbility(currentAbilityIndex);
   }
+
+  /**
+   * Helper function to check if the player already owns the starter data of the Pokemon's
+   * current ability
+   * @param ownedAbilityAttrs the owned abilityAttr of this Pokemon's root form
+   * @returns true if the player already has it, false otherwise
+   */
+  checkIfPlayerHasAbilityOfStarter(ownedAbilityAttrs: number): boolean {
+    if ((ownedAbilityAttrs & 1) > 0 && this.hasSameAbilityInRootForm(0)) {
+      return true;
+    }
+    if ((ownedAbilityAttrs & 2) > 0 && this.hasSameAbilityInRootForm(1)) {
+      return true;
+    }
+    if ((ownedAbilityAttrs & 4) > 0 && this.hasSameAbilityInRootForm(2)) {
+      return true;
+    }
+    return false;
+  }
 }
 
 export default interface Pokemon {

src/game-mode.ts

@@ -268,7 +268,6 @@ export class GameMode implements GameModeConfig {
   isFixedBattle(waveIndex: integer): boolean {
     const dummyConfig = new FixedBattleConfig();
     return this.battleConfig.hasOwnProperty(waveIndex) || applyChallenges(this, ChallengeType.FIXED_BATTLES, waveIndex, dummyConfig);
-
   }
 
   /**

src/locales/de/splash-messages.json

@@ -1,5 +1,5 @@
 {
-  "battlesWon": "Kämpfe gewonnen!",
+  "battlesWon": "{{count, number}} Kämpfe gewonnen!",
   "joinTheDiscord": "Tritt dem Discord bei!",
   "infiniteLevels": "Unendliche Level!",
   "everythingStacks": "Alles stapelt sich!",

src/locales/en/achv.json

@@ -283,5 +283,9 @@
   "INVERSE_BATTLE": {
     "name": "Mirror rorriM",
     "description": "Complete the Inverse Battle challenge.\n.egnellahc elttaB esrevnI eht etelpmoC"
+  },
+  "BREEDERS_IN_SPACE": {
+    "name": "Breeders in Space!",
+    "description": "Beat the Expert Pokémon Breeder in the Space Biome."
   }
 }

src/locales/en/config.ts

@@ -84,6 +84,7 @@ import bugTypeSuperfan from "#app/locales/en/mystery-encounters/bug-type-superfa
 import funAndGames from "#app/locales/en/mystery-encounters/fun-and-games-dialogue.json";
 import uncommonBreed from "#app/locales/en/mystery-encounters/uncommon-breed-dialogue.json";
 import globalTradeSystem from "#app/locales/en/mystery-encounters/global-trade-system-dialogue.json";
+import expertPokemonBreeder from "#app/locales/en/mystery-encounters/the-expert-pokemon-breeder-dialogue.json";
 
 /**
  * Dialogue/Text token injection patterns that can be used:
@@ -183,7 +184,8 @@ export const enConfig = {
     bugTypeSuperfan,
     funAndGames,
     uncommonBreed,
-    globalTradeSystem
+    globalTradeSystem,
+    expertPokemonBreeder
   },
   mysteryEncounterMessages
 };

src/locales/en/mystery-encounters/part-timer-dialogue.json

@@ -21,7 +21,7 @@
       "label": "Sales Assistant",
       "tooltip": "(-) Your {{option3PrimaryName}} uses {{option3PrimaryMove}}\n(+) Earn @[MONEY]{Money}",
       "disabled_tooltip": "Your Pokémon need to know certain moves for this job",
-      "selected": "Your {{option3PrimaryName}} spends the day using {{option3PrimaryMove}} to attract customers to the business!"
+      "selected": "Your {{option3PrimaryName}} spends the day using {{option3PrimaryMove}} to draw customers to the business!"
     }
   },
   "job_complete_good": "Thanks for the assistance!\nYour {{selectedPokemon}} was incredibly helpful!$Here's your check for the day.",

src/locales/en/mystery-encounters/the-expert-pokemon-breeder-dialogue.json

@@ -0,0 +1,30 @@
+{
+  "intro": "It's a trainer carrying tons of Pokémon Eggs!",
+  "intro_dialogue": "Hey there, trainer!$It looks like some of your\npartner Pokémon are feeling a little down.$Why not have a battle with me to cheer them up?",
+  "title": "The Expert Pokémon Breeder",
+  "description": "You've been challenged to a battle where @[TOOLTIP_TITLE]{you can only use a single Pokémon}. It might be tough, but it would surely deepen the bond you have with the Pokémon you choose!\nThe breeder will also give you some @[TOOLTIP_TITLE]{Pokémon Eggs} if you win!",
+  "query": "Who will you battle with?",
+  "cleffa_1_nickname": "Ace",
+  "cleffa_2_nickname": "Clefablest",
+  "cleffa_3_nickname": "{{speciesName}} the Great",
+  "option": {
+    "1": {
+      "label": "{{pokemon1Name}}",
+      "tooltip_base": "(-) Tough Battle\n(+) Gain Friendship with {{pokemon1Name}}"
+    },
+    "2": {
+      "label": "{{pokemon2Name}}",
+      "tooltip_base": "(-) Tough Battle\n(+) Gain Friendship with {{pokemon2Name}}"
+    },
+    "3": {
+      "label": "{{pokemon3Name}}",
+      "tooltip_base": "(-) Tough Battle\n(+) Gain Friendship with {{pokemon3Name}}"
+    },
+    "selected": "Let's do this!"
+  },
+  "outro": "Look how happy your {{chosenPokemon}} is now!$Here, you can have these as well.",
+  "gained_eggs": "@s{item_fanfare}You received {{numEggs}}!",
+  "eggs_tooltip": "\n(+) Earn {{eggs}}",
+  "numEggs_one": "{{count}} {{rarity}} Egg",
+  "numEggs_other": "{{count}} {{rarity}} Eggs"
+}

src/locales/en/splash-messages.json

@@ -1,5 +1,5 @@
 {
-  "battlesWon": "Battles Won!",
+  "battlesWon": "{{count, number}} Battles Won!",
   "joinTheDiscord": "Join the Discord!",
   "infiniteLevels": "Infinite Levels!",
   "everythingStacks": "Everything Stacks!",
@@ -32,5 +32,17 @@
   "alsoTryRadicalRed": "Also Try Radical Red!",
   "eeveeExpo": "Eevee Expo!",
   "ynoproject": "YNOproject!",
-  "breedersInSpace": "Breeders in space!"
+  "breedersInSpace": "Breeders in space!",
+  "halloween": {
+    "pumpkaboosAbout": "Pumpkaboos about!",
+    "mayContainSpiders": "May contain spiders!",
+    "spookyScaryDuskulls": "Spooky, Scary Duskulls!"
+  },
+  "xmas": {
+    "happyHolidays": "Happy Holidays!",
+    "delibirdSeason": "Delibird Season!"
+  },
+  "newYears": {
+    "happyNewYear": "Happy New Year!"
+  }
 }

src/locales/en/trainer-names.json

@@ -178,5 +178,6 @@
   "vivi": "Vivi",
   "vicky": "Vicky",
   "vito": "Vito",
-  "bug_type_superfan": "Bug-Type Superfan"
+  "bug_type_superfan": "Bug-Type Superfan",
+  "expert_pokemon_breeder": "Expert Pokémon Breeder"
 }

src/locales/es/splash-messages.json

@@ -1,5 +1,5 @@
 {
-  "battlesWon": "¡Batallas ganadas!",
+  "battlesWon": "¡{{count, number}} Batallas ganadas!",
   "joinTheDiscord": "¡Únete al Discord!",
   "infiniteLevels": "¡Niveles infinitos!",
   "everythingStacks": "¡Todo se acumula!",

src/locales/fr/splash-messages.json

@@ -1,5 +1,5 @@
 {
-  "battlesWon": "combats gagnés !",
+  "battlesWon": "{{count, number}} combats gagnés !",
   "joinTheDiscord": "Rejoins le Discord !",
   "infiniteLevels": "Niveaux infinis !",
   "everythingStacks": "Tout se cumule !",

src/locales/it/splash-messages.json

@@ -1,5 +1,5 @@
 {
-  "battlesWon": "Battaglie Vinte!",
+  "battlesWon": "{{count, number}} Battaglie Vinte!",
   "joinTheDiscord": "Entra nel Discord!",
   "infiniteLevels": "Livelli Infiniti!",
   "everythingStacks": "Tutto si impila!",

src/locales/ja/dialogue-final-boss.json

@@ -1,10 +1,10 @@
 {
-  "encounter": "It appears the time has finally come once again.\nYou know why you have come here, do you not?\n$You were drawn here, because you have been here before.\nCountless times.\n$Though, perhaps it can be counted.\nTo be precise, this is in fact your {{cycleCount}} cycle.\n$Each cycle your mind reverts to its former state.\nEven so, somehow, remnants of your former selves remain.\n$Until now you have yet to succeed, but I sense a different presence in you this time.\n\n$You are the only one here, though it is as if there is… another.\n$Will you finally prove a formidable challenge to me?\nThe challenge I have longed after for millennia?\n$We begin.",
+  "encounter": "又しても　時が満ちた　様　である。\nこちらへ　至る　理由は　存知するな。\n$汝は　この場所へ　引かれた……\nこの何度となく　至った場所。\n$けれども　数えられぬとも　限らぬ……\n正確に宣ふ（のたまう）と　現在の　循環は　{{cycleCount}}回目　である。\n$各循環に　心…　意識…　両方も　元の有様に　戻る。\nなれども　故吾の　残影は　汝の　中に　存する。\n$未だに　成功せぬ　ままでも\n異なる　存在を　感ずる。\n$御座在る者は　一人。\nなれども　感ずるは…　もう　他人。\n$到頭　汝から　いかめしい　挑戦は　我が目にかかるか？\n千歳　万歳　相まってた挑戦……\n$始もう。",
-  "encounter_female": "It appears the time has finally come once again.\nYou know why you have come here, do you not?\n$You were drawn here, because you have been here before.\nCountless times.\n$Though, perhaps it can be counted.\nTo be precise, this is in fact your {{cycleCount}} cycle.\n$Each cycle your mind reverts to its former state.\nEven so, somehow, remnants of your former selves remain.\n$Until now you have yet to succeed, but I sense a different presence in you this time.\n\n$You are the only one here, though it is as if there is… another.\n$Will you finally prove a formidable challenge to me?\nThe challenge I have longed after for millennia?\n$We begin.",
+  "encounter_female": "又しても　時が満ちた　様　である。\nこちらへ　至る　理由は　存知するな。\n$汝は　この場所へ　引かれた……\nこの何度となく　至った場所。\n$けれども　数えられぬとも　限らぬ……\n正確に宣ふ（のたまう）と　現在の　循環は　{{cycleCount}}回目　である。\n$各循環に　心…　意識…　両方も　元の有様に　戻る。\nなれども　故吾の　残影は　汝の　中に　存する。\n$未だに　成功せぬ　ままでも\n異なる　存在を　感ずる。\n$御座在る者は　一人。\nなれども　感ずるは…　もう　他人。\n$到頭　汝から　いかめしい　挑戦は　我が目にかかるか？\n千歳　万歳　相まってた挑戦……\n$始もう。",
-  "firstStageWin": "I see. The presence I felt was indeed real.\nIt appears I no longer need to hold back.\n$Do not disappoint me.",
+  "firstStageWin": "成る程。　感じた　存在は　正身（むざね）　であった。\n自分を括る　必要　有らぬ　様である。\n$失望させぬが良い。",
-  "secondStageWin": "…Magnificent.",
+  "secondStageWin": "……お見事でございます。",
-  "key_ordinal_one": "st",
+  "key_ordinal_one": "",
-  "key_ordinal_two": "nd",
+  "key_ordinal_two": "",
-  "key_ordinal_few": "rd",
+  "key_ordinal_few": "",
-  "key_ordinal_other": "th"
+  "key_ordinal_other": ""
 }

src/locales/ja/dialogue-misc.json

@@ -1,6 +1,6 @@
 {
-  "ending": "@c{shock}You're back?@d{32} Does that mean…@d{96} you won?!\n@c{smile_ehalf}I should have known you had it in you.\n$@c{smile_eclosed}Of course… I always had that feeling.\n@c{smile}It's over now, right? You ended the loop.\n$@c{smile_ehalf}You fulfilled your dream too, didn't you?\nYou didn't lose even once.\n$I'll be the only one to remember what you did.\n@c{angry_mopen}I'll try not to forget!\n$@c{smile_wave_wink}Just kidding!@d{64} @c{smile}I'd never forget.@d{32}\nYour legend will live on in our hearts.\n$@c{smile_wave}Anyway,@d{64} it's getting late…@d{96} I think?\nIt's hard to tell in this place.\n$Let's go home. @c{smile_wave_wink}Maybe tomorrow, we can have another battle, for old time's sake?",
+  "ending": "@c{shock}帰ってきた？@d{32} それなら…@d{96} 勝った　っていうこと　だろう？！\n@c{smile_ehalf}絶対　やれると思う　べきだったな。\n$@c{smile_eclosed}もちろん、ずっと　そんな気　がしたんだな。\n@c{smile}ついに　終わった　だろう？　ループを　断ち切った。\n$@c{smile_ehalf}キミの夢も　叶ったよな？\n一回も　負けなかった。\n$キミの　しつくした事を　覚えるのは　おれだけだ。\n@c{angry_mopen}忘れない　ように　するが…\n$@c{smile_wave_wink}なんつって！@d{64} @c{smile}一生　忘れない。@d{32}\nキミの伝説は　いつまでも　みんなの　心の中に　残っているから。\n$@c{smile_wave}とにかく、@d{64} そろそろ　遅くなる……@d{96} かな？\nこの場所で　よく　分からない。\n$さあ、帰ろう。\n@c{smile_wave_wink}明日、昔のよしみで　バトルでも　しないか？",
-  "ending_female": "@c{smile}Oh? You won?@d{96} @c{smile_eclosed}I guess I should've known.\nBut, you're back now.\n$@c{smile}It's over.@d{64} You ended the loop.\n$@c{serious_smile_fists}You fulfilled your dream too, didn't you?\nYou didn't lose even once.\n$@c{neutral}I'm the only one who'll remember what you did.@d{96}\nI guess that's okay, isn't it?\n$@c{serious_smile_fists}Your legend will always live on in our hearts.\n$@c{smile_eclosed}Anyway, I've had about enough of this place, haven't you? Let's head home.\n$@c{serious_smile_fists}Maybe when we get back, we can have another battle?\nIf you're up to it.",
+  "ending_female": "@c{smile}えぇ？　勝ちゃった？@d{96} @c{smile_eclosed}勝てるのが　分かる　べきだったね。\nやっぱり　帰ってきた…\n$@c{smile}ついに終わった。@d{64}　ループを　断ち切った。\n$@c{serious_smile_fists}　アナタの夢も　叶ったよね？\n一回も　負けなかった！\n$@c{neutral}アタシだけが　アナタが　できた事　を覚えていく、ね。@d{96}\nでもね、たぶん　大丈夫なの　かなぁ？\n$@c{serious_smile_fists}アナタの伝説は　みんなの　心の中に\nずっと　残っているからね……\n$@c{smile_eclosed}じゃあ、こんなトコは　もう飽きた　だろう？\n帰ろうよ。\n$@c{serious_smile_fists}ふるさとに　着いたら、　また　バトルしよう？\nやる気　あればね！",
-  "ending_endless": "Congratulations on reaching the current end!\nMore content is coming soon.",
+  "ending_endless": "現在のエンドまで　やって来て　おめでとう！\n更に多くの　コンテンツは 　近日公開予定です。",
-  "ending_name": "Devs"
+  "ending_name": "開発者"
 }

src/locales/ja/menu.json

@@ -6,7 +6,7 @@
   "newGame": "はじめから",
   "settings": "設定",
   "selectGameMode": "ゲームモードを　選んでください。",
-  "logInOrCreateAccount": "始めるには、ログイン、または　登録して　ください。\nメールアドレスは　必要が　ありません！",
+  "logInOrCreateAccount": "始めるには、ログイン、または　登録して　ください。\nメールアドレスは　必要　ありません！",
   "username": "ユーザー名",
   "password": "パスワード",
   "login": "ログイン",
@@ -14,7 +14,7 @@
   "register": "登録",
   "emptyUsername": "ユーザー名を 空にする ことは できません",
   "invalidLoginUsername": "入力されたユーザー名は無効です",
-  "invalidRegisterUsername": "ユーザー名には 英文字、 数字、 アンダースコアのみを 含くむ必要が あります",
+  "invalidRegisterUsername": "ユーザー名には 英文字、 数字、 アンダースコアのみを 含くむことが 必要です",
   "invalidLoginPassword": "入力したパスワードは無効です",
   "invalidRegisterPassword": "パスワードは 6文字以上 でなければなりません",
   "usernameAlreadyUsed": "入力したユーザー名は すでに 使用されています",

src/locales/ja/splash-messages.json

@@ -1,5 +1,5 @@
 {
-  "battlesWon": "Battles Won!",
+  "battlesWon": "勝ったバトル：{{count, number}}回！",
   "joinTheDiscord": "Join the Discord!",
   "infiniteLevels": "Infinite Levels!",
   "everythingStacks": "Everything Stacks!",

src/locales/ko/splash-messages.json

@@ -1,5 +1,5 @@
 {
-  "battlesWon": "전투에서 승리하세요!",
+  "battlesWon": "{{count, number}} 전투에서 승리하세요!",
   "joinTheDiscord": "디스코드에 가입하세요!",
   "infiniteLevels": "무한한 레벨!",
   "everythingStacks": "모든 것이 누적됩니다!",

src/locales/pt_BR/splash-messages.json

@@ -1,5 +1,5 @@
 {
-  "battlesWon": "Batalhas Ganhas!",
+  "battlesWon": "{{count, number}} Batalhas Ganhas!",
   "joinTheDiscord": "Junte-se ao Discord!",
   "infiniteLevels": "Níveis Infinitos!",
   "everythingStacks": "Tudo Acumula!",

src/locales/zh_CN/splash-messages.json

@@ -1,5 +1,5 @@
 {
-  "battlesWon": "场胜利！",
+  "battlesWon": "{{count, number}} 场胜利！",
   "joinTheDiscord": "加入Discord！",
   "infiniteLevels": "等级无限！",
   "everythingStacks": "道具全部叠加！",

src/locales/zh_TW/splash-messages.json

@@ -1,5 +1,5 @@
 {
-  "battlesWon": "勝利場數！",
+  "battlesWon": "{{count, number}} 勝利場數！",
   "joinTheDiscord": "加入Discord！",
   "infiniteLevels": "無限等級！",
   "everythingStacks": "所有效果都能疊加！",

src/modifier/modifier-type.ts

@@ -1761,7 +1761,7 @@ const modifierPool: ModifierPool = {
     new WeightedModifierType(modifierTypes.ABILITY_CHARM, skipInClassicAfterWave(189, 6)),
     new WeightedModifierType(modifierTypes.FOCUS_BAND, 5),
     new WeightedModifierType(modifierTypes.KINGS_ROCK, 3),
-    new WeightedModifierType(modifierTypes.LOCK_CAPSULE, skipInLastClassicWaveOrDefault(3)),
+    new WeightedModifierType(modifierTypes.LOCK_CAPSULE, (party: Pokemon[]) => party[0].scene.gameMode.isClassic ? 0 : 3),
     new WeightedModifierType(modifierTypes.SUPER_EXP_CHARM, skipInLastClassicWaveOrDefault(8)),
     new WeightedModifierType(modifierTypes.RARE_FORM_CHANGE_ITEM, (party: Pokemon[]) => Math.min(Math.ceil(party[0].scene.currentBattle.waveIndex / 50), 4) * 6, 24),
     new WeightedModifierType(modifierTypes.MEGA_BRACELET, (party: Pokemon[]) => Math.min(Math.ceil(party[0].scene.currentBattle.waveIndex / 50), 4) * 9, 36),

src/phases/victory-phase.ts

@@ -1,6 +1,6 @@
 import BattleScene from "#app/battle-scene";
-import { BattlerIndex, BattleType } from "#app/battle";
+import { BattlerIndex, BattleType, ClassicFixedBossWaves } from "#app/battle";
-import { modifierTypes } from "#app/modifier/modifier-type";
+import { CustomModifierSettings, modifierTypes } from "#app/modifier/modifier-type";
 import { BattleEndPhase } from "./battle-end-phase";
 import { NewBattlePhase } from "./new-battle-phase";
 import { PokemonPhase } from "./pokemon-phase";
@@ -42,8 +42,12 @@ export class VictoryPhase extends PokemonPhase {
       }
       if (this.scene.gameMode.isEndless || !this.scene.gameMode.isWaveFinal(this.scene.currentBattle.waveIndex)) {
         this.scene.pushPhase(new EggLapsePhase(this.scene));
+        if (this.scene.gameMode.isClassic && this.scene.currentBattle.waveIndex === ClassicFixedBossWaves.EVIL_BOSS_2) {
+          // Should get Lock Capsule on 165 before shop phase so it can be used in the rewards shop
+          this.scene.pushPhase(new ModifierRewardPhase(this.scene, modifierTypes.LOCK_CAPSULE));
+        }
         if (this.scene.currentBattle.waveIndex % 10) {
-          this.scene.pushPhase(new SelectModifierPhase(this.scene));
+          this.scene.pushPhase(new SelectModifierPhase(this.scene, undefined, undefined, this.getFixedBattleCustomModifiers()));
         } else if (this.scene.gameMode.isDaily) {
           this.scene.pushPhase(new ModifierRewardPhase(this.scene, modifierTypes.EXP_CHARM));
           if (this.scene.currentBattle.waveIndex > 10 && !this.scene.gameMode.isWaveFinal(this.scene.currentBattle.waveIndex)) {
@@ -76,4 +80,18 @@ export class VictoryPhase extends PokemonPhase {
 
     this.end();
   }
+
+  /**
+   * If this wave is a fixed battle with special custom modifier rewards,
+   * will pass those settings to the upcoming {@linkcode SelectModifierPhase}`.
+   */
+  getFixedBattleCustomModifiers(): CustomModifierSettings | undefined {
+    const gameMode = this.scene.gameMode;
+    const waveIndex = this.scene.currentBattle.waveIndex;
+    if (gameMode.isFixedBattle(waveIndex)) {
+      return gameMode.getFixedBattle(waveIndex).customModifierRewardSettings;
+    }
+
+    return undefined;
+  }
 }

src/system/achv.ts

@@ -279,6 +279,8 @@ export function getAchievementDescription(localizationKey: string): string {
     return i18next.t("achv:FRESH_START.description", { context: genderStr });
   case "INVERSE_BATTLE":
     return i18next.t("achv:INVERSE_BATTLE.description", { context: genderStr });
+  case "BREEDERS_IN_SPACE":
+    return i18next.t("achv:BREEDERS_IN_SPACE.description", { context: genderStr });
   default:
     return "";
   }
@@ -356,6 +358,7 @@ export const achvs = {
   MONO_FAIRY: new ChallengeAchv("MONO_FAIRY", "", "MONO_FAIRY.description", "fairy_feather", 100, (c, scene) => c instanceof SingleTypeChallenge && c.value === 18 && !scene.gameMode.challenges.some(c => c.id === Challenges.INVERSE_BATTLE && c.value > 0)),
   FRESH_START: new ChallengeAchv("FRESH_START", "", "FRESH_START.description", "reviver_seed", 100, (c, scene) => c instanceof FreshStartChallenge && c.value > 0 && !scene.gameMode.challenges.some(c => c.id === Challenges.INVERSE_BATTLE && c.value > 0)),
   INVERSE_BATTLE: new ChallengeAchv("INVERSE_BATTLE", "", "INVERSE_BATTLE.description", "inverse", 100, c => c instanceof InverseBattleChallenge && c.value > 0),
+  BREEDERS_IN_SPACE: new Achv("BREEDERS_IN_SPACE", "", "BREEDERS_IN_SPACE.description", "moon_stone", 100).setSecret(),
 };
 
 export function initAchievements() {

src/test/data/splash_messages.test.ts

@@ -0,0 +1,66 @@
+import { getSplashMessages } from "#app/data/splash-messages";
+import { describe, expect, it, vi, afterEach, beforeEach } from "vitest";
+import * as Constants from "#app/constants";
+
+describe("Data - Splash Messages", () => {
+  it("should contain at least 15 splash messages", () => {
+    expect(getSplashMessages().length).toBeGreaterThanOrEqual(15);
+  });
+
+  // make sure to adjust this test if the weight it changed!
+  it("should add contain 10 `battlesWon` splash messages", () => {
+    const battlesWonMessages = getSplashMessages().filter((message) => message === "splashMessages:battlesWon");
+    expect(battlesWonMessages).toHaveLength(10);
+  });
+
+  describe("Seasonal", () => {
+    beforeEach(() => {
+      vi.spyOn(Constants, "USE_SEASONAL_SPLASH_MESSAGES", "get").mockReturnValue(true);
+    });
+
+    afterEach(() => {
+      vi.useRealTimers(); // reset system time
+    });
+
+    it("should contain halloween messages from Sep 15 to Oct 31", () => {
+      testSeason(new Date("2024-09-15"), new Date("2024-10-31"), "halloween");
+    });
+
+    it("should contain xmas messages from Dec 1 to Dec 26", () => {
+      testSeason(new Date("2024-12-01"), new Date("2024-12-26"), "xmas");
+    });
+
+    it("should contain new years messages frm Jan 1 to Jan 31", () => {
+      testSeason(new Date("2024-01-01"), new Date("2024-01-31"), "newYears");
+    });
+  });
+});
+
+/**
+ * Helpoer method to test seasonal messages
+ * @param startDate The seasons start date
+ * @param endDate The seasons end date
+ * @param prefix the splash message prefix (e.g. `newYears` or `xmas`)
+ */
+function testSeason(startDate: Date, endDate: Date, prefix: string) {
+  const filterFn = (message: string) => message.startsWith(`splashMessages:${prefix}.`);
+
+  const beforeDate = new Date(startDate);
+  beforeDate.setDate(startDate.getDate() - 1);
+
+  const afterDate = new Date(endDate);
+  afterDate.setDate(endDate.getDate() + 1);
+
+  const dates: Date[] = [beforeDate, startDate, endDate, afterDate];
+  const [before, start, end, after] = dates.map((date) => {
+    vi.setSystemTime(date);
+    console.log("System time set to", date);
+    const count = getSplashMessages().filter(filterFn).length;
+    return count;
+  });
+
+  expect(before).toBe(0);
+  expect(start).toBeGreaterThanOrEqual(10); // make sure to adjust if weight is changed!
+  expect(end).toBeGreaterThanOrEqual(10); // make sure to adjust if weight is changed!
+  expect(after).toBe(0);
+}

src/test/mystery-encounter/encounters/a-trainers-test-encounter.test.ts

@@ -69,22 +69,6 @@ describe("A Trainer's Test - Mystery Encounter", () => {
     expect(ATrainersTestEncounter.options.length).toBe(2);
   });
 
-  it("should not run below wave 10", async () => {
-    game.override.startingWave(9);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle?.mysteryEncounter?.encounterType).not.toBe(MysteryEncounterType.A_TRAINERS_TEST);
-  });
-
-  it("should not run above wave 179", async () => {
-    game.override.startingWave(181);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle.mysteryEncounter).toBeUndefined();
-  });
-
   it("should initialize fully ", async () => {
     initSceneWithoutEncounterPhase(scene, defaultParty);
     scene.currentBattle.mysteryEncounter = ATrainersTestEncounter;

src/test/mystery-encounter/encounters/absolute-avarice-encounter.test.ts

@@ -66,22 +66,6 @@ describe("Absolute Avarice - Mystery Encounter", () => {
     expect(AbsoluteAvariceEncounter.options.length).toBe(3);
   });
 
-  it("should not run below wave 10", async () => {
-    game.override.startingWave(9);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle?.mysteryEncounter?.encounterType).not.toBe(MysteryEncounterType.ABSOLUTE_AVARICE);
-  });
-
-  it("should not run above wave 179", async () => {
-    game.override.startingWave(181);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle.mysteryEncounter).toBeUndefined();
-  });
-
   it("should not spawn outside of proper biomes", async () => {
     game.override.mysteryEncounterTier(MysteryEncounterTier.GREAT);
     game.override.startingBiome(Biome.VOLCANO);

src/test/mystery-encounter/encounters/an-offer-you-cant-refuse-encounter.test.ts

@@ -80,22 +80,6 @@ describe("An Offer You Can't Refuse - Mystery Encounter", () => {
     expect(scene.currentBattle?.mysteryEncounter?.encounterType).not.toBe(MysteryEncounterType.AN_OFFER_YOU_CANT_REFUSE);
   });
 
-  it("should not run below wave 10", async () => {
-    game.override.startingWave(9);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle?.mysteryEncounter?.encounterType).not.toBe(MysteryEncounterType.AN_OFFER_YOU_CANT_REFUSE);
-  });
-
-  it("should not run above wave 179", async () => {
-    game.override.startingWave(181);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle.mysteryEncounter).toBeUndefined();
-  });
-
   it("should initialize fully ", async () => {
     initSceneWithoutEncounterPhase(scene, defaultParty);
     scene.currentBattle.mysteryEncounter = AnOfferYouCantRefuseEncounter;

src/test/mystery-encounter/encounters/berries-abound-encounter.test.ts

@@ -69,22 +69,6 @@ describe("Berries Abound - Mystery Encounter", () => {
     expect(BerriesAboundEncounter.options.length).toBe(3);
   });
 
-  it("should not run below wave 10", async () => {
-    game.override.startingWave(9);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle?.mysteryEncounter?.encounterType).not.toBe(MysteryEncounterType.BERRIES_ABOUND);
-  });
-
-  it("should not run above wave 179", async () => {
-    game.override.startingWave(181);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle.mysteryEncounter).toBeUndefined();
-  });
-
   it("should initialize fully", async () => {
     initSceneWithoutEncounterPhase(scene, defaultParty);
     scene.currentBattle.mysteryEncounter = BerriesAboundEncounter;

src/test/mystery-encounter/encounters/bug-type-superfan-encounter.test.ts

@@ -201,22 +201,6 @@ describe("Bug-Type Superfan - Mystery Encounter", () => {
     expect(BugTypeSuperfanEncounter.options.length).toBe(3);
   });
 
-  it("should not run below wave 10", async () => {
-    game.override.startingWave(9);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle?.mysteryEncounter?.encounterType).not.toBe(MysteryEncounterType.BUG_TYPE_SUPERFAN);
-  });
-
-  it("should not run above wave 179", async () => {
-    game.override.startingWave(181);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle.mysteryEncounter).toBeUndefined();
-  });
-
   it("should initialize fully", async () => {
     initSceneWithoutEncounterPhase(scene, defaultParty);
     scene.currentBattle.mysteryEncounter = BugTypeSuperfanEncounter;

src/test/mystery-encounter/encounters/clowning-around-encounter.test.ts

@@ -95,14 +95,6 @@ describe("Clowning Around - Mystery Encounter", () => {
     expect(scene.currentBattle?.mysteryEncounter?.encounterType).not.toBe(MysteryEncounterType.CLOWNING_AROUND);
   });
 
-  it("should not run above wave 179", async () => {
-    game.override.startingWave(181);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle.mysteryEncounter).toBeUndefined();
-  });
-
   it("should initialize fully", async () => {
     initSceneWithoutEncounterPhase(scene, defaultParty);
     scene.currentBattle.mysteryEncounter = ClowningAroundEncounter;

src/test/mystery-encounter/encounters/dancing-lessons-encounter.test.ts

@@ -69,22 +69,6 @@ describe("Dancing Lessons - Mystery Encounter", () => {
     expect(DancingLessonsEncounter.options.length).toBe(3);
   });
 
-  it("should not run below wave 10", async () => {
-    game.override.startingWave(9);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle?.mysteryEncounter?.encounterType).not.toBe(MysteryEncounterType.DANCING_LESSONS);
-  });
-
-  it("should not run above wave 179", async () => {
-    game.override.startingWave(181);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle.mysteryEncounter).toBeUndefined();
-  });
-
   it("should not spawn outside of proper biomes", async () => {
     game.override.mysteryEncounterTier(MysteryEncounterTier.GREAT);
     game.override.startingBiome(Biome.SPACE);

src/test/mystery-encounter/encounters/delibirdy-encounter.test.ts

@@ -66,22 +66,6 @@ describe("Delibird-y - Mystery Encounter", () => {
     expect(DelibirdyEncounter.options.length).toBe(3);
   });
 
-  it("should not run below wave 10", async () => {
-    game.override.startingWave(9);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle?.mysteryEncounter?.encounterType).not.toBe(MysteryEncounterType.DELIBIRDY);
-  });
-
-  it("should not run above wave 179", async () => {
-    game.override.startingWave(181);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle.mysteryEncounter).toBeUndefined();
-  });
-
   it("should not spawn if player does not have enough money", async () => {
     scene.money = 0;
 

src/test/mystery-encounter/encounters/department-store-sale-encounter.test.ts

@@ -79,22 +79,6 @@ describe("Department Store Sale - Mystery Encounter", () => {
     expect(scene.currentBattle?.mysteryEncounter?.encounterType).not.toBe(MysteryEncounterType.DEPARTMENT_STORE_SALE);
   });
 
-  it("should not run below wave 10", async () => {
-    game.override.startingWave(9);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle?.mysteryEncounter?.encounterType).not.toBe(MysteryEncounterType.DEPARTMENT_STORE_SALE);
-  });
-
-  it("should not run above wave 179", async () => {
-    game.override.startingWave(181);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle.mysteryEncounter).toBeUndefined();
-  });
-
   describe("Option 1 - TM Shop", () => {
     it("should have the correct properties", () => {
       const option = DepartmentStoreSaleEncounter.options[0];

src/test/mystery-encounter/encounters/field-trip-encounter.test.ts

@@ -72,22 +72,6 @@ describe("Field Trip - Mystery Encounter", () => {
     expect(FieldTripEncounter.options.length).toBe(3);
   });
 
-  it("should not run below wave 10", async () => {
-    game.override.startingWave(9);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle?.mysteryEncounter?.encounterType).not.toBe(MysteryEncounterType.FIELD_TRIP);
-  });
-
-  it("should not run above wave 179", async () => {
-    game.override.startingWave(181);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle.mysteryEncounter).toBeUndefined();
-  });
-
   describe("Option 1 - Show off a physical move", () => {
     it("should have the correct properties", () => {
       const option = FieldTripEncounter.options[0];

src/test/mystery-encounter/encounters/fiery-fallout-encounter.test.ts

@@ -88,14 +88,6 @@ describe("Fiery Fallout - Mystery Encounter", () => {
     expect(scene.currentBattle?.mysteryEncounter?.encounterType).not.toBe(MysteryEncounterType.FIERY_FALLOUT);
   });
 
-  it("should not run above wave 179", async () => {
-    game.override.startingWave(181);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle.mysteryEncounter).toBeUndefined();
-  });
-
   it("should initialize fully ", async () => {
     initSceneWithoutEncounterPhase(scene, defaultParty);
     scene.currentBattle.mysteryEncounter = FieryFalloutEncounter;

src/test/mystery-encounter/encounters/fight-or-flight-encounter.test.ts

@@ -67,22 +67,6 @@ describe("Fight or Flight - Mystery Encounter", () => {
     expect(FightOrFlightEncounter.options.length).toBe(3);
   });
 
-  it("should not run below wave 10", async () => {
-    game.override.startingWave(9);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle?.mysteryEncounter?.encounterType).not.toBe(MysteryEncounterType.FIGHT_OR_FLIGHT);
-  });
-
-  it("should not run above wave 179", async () => {
-    game.override.startingWave(181);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle.mysteryEncounter).toBeUndefined();
-  });
-
   it("should initialize fully", async () => {
     initSceneWithoutEncounterPhase(scene, defaultParty);
     scene.currentBattle.mysteryEncounter = FightOrFlightEncounter;

src/test/mystery-encounter/encounters/fun-and-games-encounter.test.ts

@@ -85,22 +85,6 @@ describe("Fun And Games! - Mystery Encounter", () => {
     expect(scene.currentBattle?.mysteryEncounter?.encounterType).not.toBe(MysteryEncounterType.FUN_AND_GAMES);
   });
 
-  it("should not run below wave 10", async () => {
-    game.override.startingWave(9);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle?.mysteryEncounter?.encounterType).not.toBe(MysteryEncounterType.FUN_AND_GAMES);
-  });
-
-  it("should not run above wave 179", async () => {
-    game.override.startingWave(181);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle.mysteryEncounter).toBeUndefined();
-  });
-
   it("should initialize fully", async () => {
     initSceneWithoutEncounterPhase(scene, defaultParty);
     scene.currentBattle.mysteryEncounter = new MysteryEncounter(FunAndGamesEncounter);

src/test/mystery-encounter/encounters/global-trade-system-encounter.test.ts

@@ -69,22 +69,6 @@ describe("Global Trade System - Mystery Encounter", () => {
     expect(GlobalTradeSystemEncounter.options.length).toBe(4);
   });
 
-  it("should not run below wave 10", async () => {
-    game.override.startingWave(9);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle?.mysteryEncounter?.encounterType).not.toBe(MysteryEncounterType.GLOBAL_TRADE_SYSTEM);
-  });
-
-  it("should not run above wave 179", async () => {
-    game.override.startingWave(181);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle.mysteryEncounter).toBeUndefined();
-  });
-
   it("should not spawn outside of CIVILIZATION_ENCOUNTER_BIOMES", async () => {
     game.override.mysteryEncounterTier(MysteryEncounterTier.COMMON);
     game.override.startingBiome(Biome.VOLCANO);

src/test/mystery-encounter/encounters/lost-at-sea-encounter.test.ts

@@ -74,22 +74,6 @@ describe("Lost at Sea - Mystery Encounter", () => {
     expect(game.scene.currentBattle.mysteryEncounter?.encounterType).not.toBe(MysteryEncounterType.LOST_AT_SEA);
   });
 
-  it("should not run below wave 11", async () => {
-    game.override.startingWave(9);
-
-    await game.runToMysteryEncounter();
-
-    expect(game.scene.currentBattle.mysteryEncounter).toBeUndefined();
-  });
-
-  it("should not run above wave 179", async () => {
-    game.override.startingWave(181);
-
-    await game.runToMysteryEncounter();
-
-    expect(game.scene.currentBattle.mysteryEncounter).toBeUndefined();
-  });
-
   it("should initialize fully", () => {
     initSceneWithoutEncounterPhase(scene, defaultParty);
     scene.currentBattle.mysteryEncounter = LostAtSeaEncounter;

src/test/mystery-encounter/encounters/mysterious-challengers-encounter.test.ts

@@ -79,22 +79,6 @@ describe("Mysterious Challengers - Mystery Encounter", () => {
     expect(scene.currentBattle?.mysteryEncounter?.encounterType).not.toBe(MysteryEncounterType.MYSTERIOUS_CHALLENGERS);
   });
 
-  it("should not run below wave 10", async () => {
-    game.override.startingWave(9);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle?.mysteryEncounter?.encounterType).not.toBe(MysteryEncounterType.MYSTERIOUS_CHALLENGERS);
-  });
-
-  it("should not run above wave 179", async () => {
-    game.override.startingWave(181);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle.mysteryEncounter).toBeUndefined();
-  });
-
   it("should initialize fully", async () => {
     initSceneWithoutEncounterPhase(scene, defaultParty);
     scene.currentBattle.mysteryEncounter = new MysteryEncounter(MysteriousChallengersEncounter);

src/test/mystery-encounter/encounters/part-timer-encounter.test.ts

@@ -80,22 +80,6 @@ describe("Part-Timer - Mystery Encounter", () => {
     expect(scene.currentBattle?.mysteryEncounter?.encounterType).not.toBe(MysteryEncounterType.PART_TIMER);
   });
 
-  it("should not run below wave 10", async () => {
-    game.override.startingWave(9);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle?.mysteryEncounter?.encounterType).not.toBe(MysteryEncounterType.PART_TIMER);
-  });
-
-  it("should not run above wave 179", async () => {
-    game.override.startingWave(181);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle.mysteryEncounter).toBeUndefined();
-  });
-
   describe("Option 1 - Make Deliveries", () => {
     it("should have the correct properties", () => {
       const option = PartTimerEncounter.options[0];

src/test/mystery-encounter/encounters/teleporting-hijinks-encounter.test.ts

@@ -67,22 +67,6 @@ describe("Teleporting Hijinks - Mystery Encounter", () => {
     expect(TeleportingHijinksEncounter.options.length).toBe(3);
   });
 
-  it("should not run below wave 10", async () => {
-    game.override.startingWave(9);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle?.mysteryEncounter?.encounterType).not.toBe(MysteryEncounterType.TELEPORTING_HIJINKS);
-  });
-
-  it("should not run above wave 179", async () => {
-    game.override.startingWave(181);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle.mysteryEncounter).toBeUndefined();
-  });
-
   it("should run in waves that are X1", async () => {
     game.override.startingWave(11);
     game.override.mysteryEncounterTier(MysteryEncounterTier.COMMON);

src/test/mystery-encounter/encounters/the-expert-breeder-encounter.test.ts

@@ -0,0 +1,283 @@
+import * as MysteryEncounters from "#app/data/mystery-encounters/mystery-encounters";
+import { HUMAN_TRANSITABLE_BIOMES } from "#app/data/mystery-encounters/mystery-encounters";
+import { Biome } from "#app/enums/biome";
+import { MysteryEncounterType } from "#app/enums/mystery-encounter-type";
+import { Species } from "#app/enums/species";
+import GameManager from "#app/test/utils/gameManager";
+import { afterEach, beforeAll, beforeEach, describe, expect, it, vi } from "vitest";
+import { runMysteryEncounterToEnd, skipBattleRunMysteryEncounterRewardsPhase } from "#test/mystery-encounter/encounter-test-utils";
+import BattleScene from "#app/battle-scene";
+import { MysteryEncounterOptionMode } from "#enums/mystery-encounter-option-mode";
+import { MysteryEncounterTier } from "#enums/mystery-encounter-tier";
+import { initSceneWithoutEncounterPhase } from "#test/utils/gameManagerUtils";
+import { MysteryEncounterMode } from "#enums/mystery-encounter-mode";
+import MysteryEncounter from "#app/data/mystery-encounters/mystery-encounter";
+import { CommandPhase } from "#app/phases/command-phase";
+import { SelectModifierPhase } from "#app/phases/select-modifier-phase";
+import { TheExpertPokemonBreederEncounter } from "#app/data/mystery-encounters/encounters/the-expert-pokemon-breeder-encounter";
+import { TrainerType } from "#enums/trainer-type";
+import { EggTier } from "#enums/egg-type";
+import { PostMysteryEncounterPhase } from "#app/phases/mystery-encounter-phases";
+
+const namespace = "mysteryEncounter:expertPokemonBreeder";
+const defaultParty = [Species.LAPRAS, Species.GENGAR, Species.ABRA];
+const defaultBiome = Biome.CAVE;
+const defaultWave = 45;
+
+describe("The Expert Pokémon Breeder - Mystery Encounter", () => {
+  let phaserGame: Phaser.Game;
+  let game: GameManager;
+  let scene: BattleScene;
+
+  beforeAll(() => {
+    phaserGame = new Phaser.Game({ type: Phaser.HEADLESS });
+  });
+
+  beforeEach(async () => {
+    game = new GameManager(phaserGame);
+    scene = game.scene;
+    game.override.mysteryEncounterChance(100);
+    game.override.startingWave(defaultWave);
+    game.override.startingBiome(defaultBiome);
+    game.override.disableTrainerWaves();
+
+    const biomeMap = new Map<Biome, MysteryEncounterType[]>([
+      [Biome.VOLCANO, [MysteryEncounterType.FIGHT_OR_FLIGHT]],
+    ]);
+    HUMAN_TRANSITABLE_BIOMES.forEach(biome => {
+      biomeMap.set(biome, [MysteryEncounterType.THE_EXPERT_POKEMON_BREEDER]);
+    });
+    vi.spyOn(MysteryEncounters, "mysteryEncountersByBiome", "get").mockReturnValue(biomeMap);
+  });
+
+  afterEach(() => {
+    game.phaseInterceptor.restoreOg();
+    vi.clearAllMocks();
+    vi.resetAllMocks();
+  });
+
+  it("should have the correct properties", async () => {
+    await game.runToMysteryEncounter(MysteryEncounterType.THE_EXPERT_POKEMON_BREEDER, defaultParty);
+
+    expect(TheExpertPokemonBreederEncounter.encounterType).toBe(MysteryEncounterType.THE_EXPERT_POKEMON_BREEDER);
+    expect(TheExpertPokemonBreederEncounter.encounterTier).toBe(MysteryEncounterTier.ULTRA);
+    expect(TheExpertPokemonBreederEncounter.dialogue).toBeDefined();
+    expect(TheExpertPokemonBreederEncounter.dialogue.intro).toStrictEqual([
+      {
+        text: `${namespace}.intro`
+      },
+      {
+        speaker: "trainerNames:expert_pokemon_breeder",
+        text: `${namespace}.intro_dialogue`
+      },
+    ]);
+    expect(TheExpertPokemonBreederEncounter.dialogue.encounterOptionsDialogue?.title).toBe(`${namespace}.title`);
+    expect(TheExpertPokemonBreederEncounter.dialogue.encounterOptionsDialogue?.description).toBe(`${namespace}.description`);
+    expect(TheExpertPokemonBreederEncounter.dialogue.encounterOptionsDialogue?.query).toBe(`${namespace}.query`);
+    expect(TheExpertPokemonBreederEncounter.options.length).toBe(3);
+  });
+
+  it("should not spawn outside of HUMAN_TRANSITABLE_BIOMES", async () => {
+    game.override.mysteryEncounterTier(MysteryEncounterTier.GREAT);
+    game.override.startingBiome(Biome.VOLCANO);
+    await game.runToMysteryEncounter();
+
+    expect(scene.currentBattle?.mysteryEncounter?.encounterType).not.toBe(MysteryEncounterType.THE_EXPERT_POKEMON_BREEDER);
+  });
+
+  it("should initialize fully", async () => {
+    initSceneWithoutEncounterPhase(scene, defaultParty);
+    scene.currentBattle.mysteryEncounter = new MysteryEncounter(TheExpertPokemonBreederEncounter);
+    const encounter = scene.currentBattle.mysteryEncounter!;
+    scene.currentBattle.waveIndex = defaultWave;
+
+    const { onInit } = encounter;
+
+    expect(encounter.onInit).toBeDefined();
+
+    encounter.populateDialogueTokensFromRequirements(scene);
+    const onInitResult = onInit!(scene);
+
+    expect(encounter.enemyPartyConfigs).toBeDefined();
+    expect(encounter.enemyPartyConfigs.length).toBe(1);
+    expect(encounter.enemyPartyConfigs[0].trainerType).toBe(TrainerType.EXPERT_POKEMON_BREEDER);
+    expect(encounter.enemyPartyConfigs[0].pokemonConfigs?.length).toBe(3);
+    expect(encounter.spriteConfigs).toBeDefined();
+    expect(encounter.spriteConfigs.length).toBe(2);
+    expect(onInitResult).toBe(true);
+  });
+
+  describe("Option 1 - Battle with Pokemon 1", () => {
+    it("should have the correct properties", () => {
+      const option = TheExpertPokemonBreederEncounter.options[0];
+      expect(option.optionMode).toBe(MysteryEncounterOptionMode.DEFAULT);
+      expect(option.dialogue).toBeDefined();
+      expect(option.dialogue).toStrictEqual({
+        buttonLabel: `${namespace}.option.1.label`,
+        buttonTooltip: expect.any(String), // Varies based on pokemon
+        selected: [
+          {
+            speaker: "trainerNames:expert_pokemon_breeder",
+            text: `${namespace}.option.selected`,
+          },
+        ],
+      });
+    });
+
+    it("should start battle against the trainer", async () => {
+      await game.runToMysteryEncounter(MysteryEncounterType.THE_EXPERT_POKEMON_BREEDER, defaultParty);
+      await runMysteryEncounterToEnd(game, 1, undefined, true);
+
+      expect(scene.getCurrentPhase()?.constructor.name).toBe(CommandPhase.name);
+      expect(scene.currentBattle.trainer).toBeDefined();
+      expect(scene.currentBattle.mysteryEncounter?.encounterMode).toBe(MysteryEncounterMode.TRAINER_BATTLE);
+      expect(scene.getParty().length).toBe(1);
+    });
+
+    it("Should reward the player with friendship and eggs based on pokemon selected", async () => {
+      await game.runToMysteryEncounter(MysteryEncounterType.THE_EXPERT_POKEMON_BREEDER, defaultParty);
+
+      const friendshipBefore = scene.currentBattle.mysteryEncounter!.misc.pokemon1.friendship;
+
+      scene.gameData.eggs = [];
+      const eggsBefore = scene.gameData.eggs;
+      expect(eggsBefore).toBeDefined();
+      const eggsBeforeLength = eggsBefore.length;
+
+      await runMysteryEncounterToEnd(game, 1, undefined, true);
+      await skipBattleRunMysteryEncounterRewardsPhase(game);
+      await game.phaseInterceptor.to(SelectModifierPhase, false);
+      expect(scene.getCurrentPhase()?.constructor.name).toBe(SelectModifierPhase.name);
+
+      const eggsAfter = scene.gameData.eggs;
+      const commonEggs = scene.currentBattle.mysteryEncounter!.misc.pokemon1CommonEggs;
+      const rareEggs = scene.currentBattle.mysteryEncounter!.misc.pokemon1RareEggs;
+      expect(eggsAfter).toBeDefined();
+      expect(eggsBeforeLength + commonEggs + rareEggs).toBe(eggsAfter.length);
+      expect(eggsAfter.filter(egg => egg.tier === EggTier.COMMON).length).toBe(commonEggs);
+      expect(eggsAfter.filter(egg => egg.tier === EggTier.GREAT).length).toBe(rareEggs);
+
+      game.phaseInterceptor.superEndPhase();
+      await game.phaseInterceptor.to(PostMysteryEncounterPhase);
+
+      const friendshipAfter = scene.currentBattle.mysteryEncounter!.misc.pokemon1.friendship;
+      expect(friendshipAfter).toBe(friendshipBefore + 20 + 2); // +2 extra for friendship gained from winning battle
+    });
+  });
+
+  describe("Option 2 - Battle with Pokemon 2", () => {
+    it("should have the correct properties", () => {
+      const option = TheExpertPokemonBreederEncounter.options[1];
+      expect(option.optionMode).toBe(MysteryEncounterOptionMode.DEFAULT);
+      expect(option.dialogue).toBeDefined();
+      expect(option.dialogue).toStrictEqual({
+        buttonLabel: `${namespace}.option.2.label`,
+        buttonTooltip: expect.any(String), // Varies based on pokemon
+        selected: [
+          {
+            speaker: "trainerNames:expert_pokemon_breeder",
+            text: `${namespace}.option.selected`,
+          },
+        ],
+      });
+    });
+
+    it("should start battle against the trainer", async () => {
+      await game.runToMysteryEncounter(MysteryEncounterType.THE_EXPERT_POKEMON_BREEDER, defaultParty);
+      await runMysteryEncounterToEnd(game, 2, undefined, true);
+
+      expect(scene.getCurrentPhase()?.constructor.name).toBe(CommandPhase.name);
+      expect(scene.currentBattle.trainer).toBeDefined();
+      expect(scene.currentBattle.mysteryEncounter?.encounterMode).toBe(MysteryEncounterMode.TRAINER_BATTLE);
+      expect(scene.getParty().length).toBe(1);
+    });
+
+    it("Should reward the player with friendship and eggs based on pokemon selected", async () => {
+      await game.runToMysteryEncounter(MysteryEncounterType.THE_EXPERT_POKEMON_BREEDER, defaultParty);
+
+      const friendshipBefore = scene.currentBattle.mysteryEncounter!.misc.pokemon2.friendship;
+
+      scene.gameData.eggs = [];
+      const eggsBefore = scene.gameData.eggs;
+      expect(eggsBefore).toBeDefined();
+      const eggsBeforeLength = eggsBefore.length;
+
+      await runMysteryEncounterToEnd(game, 2, undefined, true);
+      await skipBattleRunMysteryEncounterRewardsPhase(game);
+      await game.phaseInterceptor.to(SelectModifierPhase, false);
+      expect(scene.getCurrentPhase()?.constructor.name).toBe(SelectModifierPhase.name);
+
+      const eggsAfter = scene.gameData.eggs;
+      const commonEggs = scene.currentBattle.mysteryEncounter!.misc.pokemon2CommonEggs;
+      const rareEggs = scene.currentBattle.mysteryEncounter!.misc.pokemon2RareEggs;
+      expect(eggsAfter).toBeDefined();
+      expect(eggsBeforeLength + commonEggs + rareEggs).toBe(eggsAfter.length);
+      expect(eggsAfter.filter(egg => egg.tier === EggTier.COMMON).length).toBe(commonEggs);
+      expect(eggsAfter.filter(egg => egg.tier === EggTier.GREAT).length).toBe(rareEggs);
+
+      game.phaseInterceptor.superEndPhase();
+      await game.phaseInterceptor.to(PostMysteryEncounterPhase);
+
+      const friendshipAfter = scene.currentBattle.mysteryEncounter!.misc.pokemon2.friendship;
+      expect(friendshipAfter).toBe(friendshipBefore + 20 + 2); // +2 extra for friendship gained from winning battle
+    });
+  });
+
+  describe("Option 3 - Battle with Pokemon 3", () => {
+    it("should have the correct properties", () => {
+      const option = TheExpertPokemonBreederEncounter.options[2];
+      expect(option.optionMode).toBe(MysteryEncounterOptionMode.DEFAULT);
+      expect(option.dialogue).toBeDefined();
+      expect(option.dialogue).toStrictEqual({
+        buttonLabel: `${namespace}.option.3.label`,
+        buttonTooltip: expect.any(String), // Varies based on pokemon
+        selected: [
+          {
+            speaker: "trainerNames:expert_pokemon_breeder",
+            text: `${namespace}.option.selected`,
+          },
+        ],
+      });
+    });
+
+    it("should start battle against the trainer", async () => {
+      await game.runToMysteryEncounter(MysteryEncounterType.THE_EXPERT_POKEMON_BREEDER, defaultParty);
+      await runMysteryEncounterToEnd(game, 3, undefined, true);
+
+      expect(scene.getCurrentPhase()?.constructor.name).toBe(CommandPhase.name);
+      expect(scene.currentBattle.trainer).toBeDefined();
+      expect(scene.currentBattle.mysteryEncounter?.encounterMode).toBe(MysteryEncounterMode.TRAINER_BATTLE);
+      expect(scene.getParty().length).toBe(1);
+    });
+
+    it("Should reward the player with friendship and eggs based on pokemon selected", async () => {
+      await game.runToMysteryEncounter(MysteryEncounterType.THE_EXPERT_POKEMON_BREEDER, defaultParty);
+
+      const friendshipBefore = scene.currentBattle.mysteryEncounter!.misc.pokemon3.friendship;
+
+      scene.gameData.eggs = [];
+      const eggsBefore = scene.gameData.eggs;
+      expect(eggsBefore).toBeDefined();
+      const eggsBeforeLength = eggsBefore.length;
+
+      await runMysteryEncounterToEnd(game, 3, undefined, true);
+      await skipBattleRunMysteryEncounterRewardsPhase(game);
+      await game.phaseInterceptor.to(SelectModifierPhase, false);
+      expect(scene.getCurrentPhase()?.constructor.name).toBe(SelectModifierPhase.name);
+
+      const eggsAfter = scene.gameData.eggs;
+      const commonEggs = scene.currentBattle.mysteryEncounter!.misc.pokemon3CommonEggs;
+      const rareEggs = scene.currentBattle.mysteryEncounter!.misc.pokemon3RareEggs;
+      expect(eggsAfter).toBeDefined();
+      expect(eggsBeforeLength + commonEggs + rareEggs).toBe(eggsAfter.length);
+      expect(eggsAfter.filter(egg => egg.tier === EggTier.COMMON).length).toBe(commonEggs);
+      expect(eggsAfter.filter(egg => egg.tier === EggTier.GREAT).length).toBe(rareEggs);
+
+      game.phaseInterceptor.superEndPhase();
+      await game.phaseInterceptor.to(PostMysteryEncounterPhase);
+
+      const friendshipAfter = scene.currentBattle.mysteryEncounter!.misc.pokemon3.friendship;
+      expect(friendshipAfter).toBe(friendshipBefore + 20 + 2); // +2 extra for friendship gained from winning battle
+    });
+  });
+});

src/test/mystery-encounter/encounters/the-pokemon-salesman-encounter.test.ts

@@ -76,22 +76,6 @@ describe("The Pokemon Salesman - Mystery Encounter", () => {
     expect(scene.currentBattle?.mysteryEncounter?.encounterType).not.toBe(MysteryEncounterType.THE_POKEMON_SALESMAN);
   });
 
-  it("should not run below wave 10", async () => {
-    game.override.startingWave(9);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle?.mysteryEncounter?.encounterType).not.toBe(MysteryEncounterType.THE_POKEMON_SALESMAN);
-  });
-
-  it("should not run above wave 179", async () => {
-    game.override.startingWave(181);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle.mysteryEncounter).toBeUndefined();
-  });
-
   it("should initialize fully ", async () => {
     initSceneWithoutEncounterPhase(scene, defaultParty);
     scene.currentBattle.mysteryEncounter = ThePokemonSalesmanEncounter;

src/test/mystery-encounter/encounters/the-strong-stuff-encounter.test.ts

@@ -83,22 +83,6 @@ describe("The Strong Stuff - Mystery Encounter", () => {
     expect(scene.currentBattle?.mysteryEncounter?.encounterType).not.toBe(MysteryEncounterType.THE_STRONG_STUFF);
   });
 
-  it("should not run below wave 10", async () => {
-    game.override.startingWave(9);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle?.mysteryEncounter?.encounterType).not.toBe(MysteryEncounterType.THE_STRONG_STUFF);
-  });
-
-  it("should not run above wave 179", async () => {
-    game.override.startingWave(181);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle.mysteryEncounter).toBeUndefined();
-  });
-
   it("should initialize fully ", async () => {
     initSceneWithoutEncounterPhase(scene, defaultParty);
     scene.currentBattle.mysteryEncounter = TheStrongStuffEncounter;

src/test/mystery-encounter/encounters/the-winstrate-challenge-encounter.test.ts

@@ -90,22 +90,6 @@ describe("The Winstrate Challenge - Mystery Encounter", () => {
     expect(scene.currentBattle?.mysteryEncounter?.encounterType).not.toBe(MysteryEncounterType.THE_WINSTRATE_CHALLENGE);
   });
 
-  it("should not run below wave 10", async () => {
-    game.override.startingWave(9);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle?.mysteryEncounter?.encounterType).not.toBe(MysteryEncounterType.THE_WINSTRATE_CHALLENGE);
-  });
-
-  it("should not run above wave 179", async () => {
-    game.override.startingWave(181);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle.mysteryEncounter).toBeUndefined();
-  });
-
   it("should initialize fully", async () => {
     initSceneWithoutEncounterPhase(scene, defaultParty);
     scene.currentBattle.mysteryEncounter = new MysteryEncounter(TheWinstrateChallengeEncounter);

src/test/mystery-encounter/encounters/trash-to-treasure-encounter.test.ts

@@ -71,22 +71,6 @@ describe("Trash to Treasure - Mystery Encounter", () => {
     expect(TrashToTreasureEncounter.options.length).toBe(2);
   });
 
-  it("should not run below wave 10", async () => {
-    game.override.startingWave(9);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle?.mysteryEncounter?.encounterType).not.toBe(MysteryEncounterType.TRASH_TO_TREASURE);
-  });
-
-  it("should not run above wave 179", async () => {
-    game.override.startingWave(181);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle.mysteryEncounter).toBeUndefined();
-  });
-
   it("should initialize fully", async () => {
     initSceneWithoutEncounterPhase(scene, defaultParty);
     scene.currentBattle.mysteryEncounter = TrashToTreasureEncounter;

src/test/mystery-encounter/encounters/uncommon-breed-encounter.test.ts

@@ -74,22 +74,6 @@ describe("Uncommon Breed - Mystery Encounter", () => {
     expect(UncommonBreedEncounter.options.length).toBe(3);
   });
 
-  it("should not run below wave 10", async () => {
-    game.override.startingWave(9);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle?.mysteryEncounter?.encounterType).not.toBe(MysteryEncounterType.UNCOMMON_BREED);
-  });
-
-  it("should not run above wave 179", async () => {
-    game.override.startingWave(181);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle.mysteryEncounter).toBeUndefined();
-  });
-
   it("should initialize fully", async () => {
     initSceneWithoutEncounterPhase(scene, defaultParty);
     scene.currentBattle.mysteryEncounter = UncommonBreedEncounter;

src/test/mystery-encounter/encounters/weird-dream-encounter.test.ts

@@ -73,22 +73,6 @@ describe("Weird Dream - Mystery Encounter", () => {
     expect(WeirdDreamEncounter.options.length).toBe(2);
   });
 
-  it("should not run below wave 10", async () => {
-    game.override.startingWave(9);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle?.mysteryEncounter?.encounterType).not.toBe(MysteryEncounterType.WEIRD_DREAM);
-  });
-
-  it("should not run above wave 179", async () => {
-    game.override.startingWave(181);
-
-    await game.runToMysteryEncounter();
-
-    expect(scene.currentBattle.mysteryEncounter).toBeUndefined();
-  });
-
   it("should initialize fully", async () => {
     initSceneWithoutEncounterPhase(scene, defaultParty);
     scene.currentBattle.mysteryEncounter = WeirdDreamEncounter;

src/test/mystery-encounter/mystery-encounter.test.ts

@@ -4,10 +4,12 @@ import Phaser from "phaser";
 import { Species } from "#enums/species";
 import { MysteryEncounterPhase } from "#app/phases/mystery-encounter-phases";
 import { MysteryEncounterType } from "#enums/mystery-encounter-type";
+import BattleScene from "#app/battle-scene";
 
 describe("Mystery Encounters", () => {
   let phaserGame: Phaser.Game;
   let game: GameManager;
+  let scene: BattleScene;
 
   beforeAll(() => {
     phaserGame = new Phaser.Game({
@@ -21,6 +23,7 @@ describe("Mystery Encounters", () => {
 
   beforeEach(() => {
     game = new GameManager(phaserGame);
+    scene = game.scene;
     game.override.startingWave(11);
     game.override.mysteryEncounterChance(100);
   });
@@ -32,23 +35,20 @@ describe("Mystery Encounters", () => {
     expect(game.scene.getCurrentPhase()!.constructor.name).toBe(MysteryEncounterPhase.name);
   });
 
-  it("", async () => {
+  it("Encounters should not run below wave 10", async () => {
-    await game.runToMysteryEncounter(MysteryEncounterType.MYSTERIOUS_CHALLENGERS, [Species.CHARIZARD, Species.VOLCARONA]);
+    game.override.startingWave(9);
 
-    await game.phaseInterceptor.to(MysteryEncounterPhase, false);
+    await game.runToMysteryEncounter();
-    expect(game.scene.getCurrentPhase()!.constructor.name).toBe(MysteryEncounterPhase.name);
+
+    expect(scene.currentBattle?.mysteryEncounter?.encounterType).not.toBe(MysteryEncounterType.MYSTERIOUS_CHALLENGERS);
   });
 
-  it("spawns mysterious challengers encounter", async () => {
+  it("Encounters should not run above wave 180", async () => {
-  });
+    game.override.startingWave(181);
 
-  it("spawns mysterious chest encounter", async () => {
+    await game.runToMysteryEncounter();
-  });
 
-  it("spawns dark deal encounter", async () => {
+    expect(scene.currentBattle.mysteryEncounter).toBeUndefined();
-  });
-
-  it("spawns fight or flight encounter", async () => {
   });
 });
 

src/test/vitest.setup.ts

@@ -14,6 +14,8 @@ import { initStatsKeys } from "#app/ui/game-stats-ui-handler";
 import { initMysteryEncounters } from "#app/data/mystery-encounters/mystery-encounters";
 import { beforeAll, vi } from "vitest";
 
+process.env.TZ = "UTC";
+
 /** Mock the override import to always return default values, ignoring any custom overrides. */
 vi.mock("#app/overrides", async (importOriginal) => {
   const { defaultOverrides } = await importOriginal<typeof import("#app/overrides")>();

src/ui/battle-info.ts

@@ -381,17 +381,8 @@ export default class BattleInfo extends Phaser.GameObjects.Container {
 
       const ownedAbilityAttrs = pokemon.scene.gameData.starterData[pokemon.species.getRootSpeciesId()].abilityAttr;
 
-      let playerOwnsThisAbility = false;
       // Check if the player owns ability for the root form
-      if ((ownedAbilityAttrs & 1) > 0 && pokemon.hasSameAbilityInRootForm(0)) {
+      const playerOwnsThisAbility = pokemon.checkIfPlayerHasAbilityOfStarter(ownedAbilityAttrs);
-        playerOwnsThisAbility = true;
-      }
-      if ((ownedAbilityAttrs & 2) > 0 && pokemon.hasSameAbilityInRootForm(1)) {
-        playerOwnsThisAbility = true;
-      }
-      if ((ownedAbilityAttrs & 4) > 0 && pokemon.hasSameAbilityInRootForm(2)) {
-        playerOwnsThisAbility = true;
-      }
 
       if (missingDexAttrs || !playerOwnsThisAbility) {
         this.ownedIcon.setTint(0x808080);

src/ui/pokemon-info-container.ts

@@ -267,18 +267,13 @@ export default class PokemonInfoContainer extends Phaser.GameObjects.Container {
       this.pokemonAbilityText.setColor(getTextColor(abilityTextStyle, false, this.scene.uiTheme));
       this.pokemonAbilityText.setShadowColor(getTextColor(abilityTextStyle, true, this.scene.uiTheme));
 
-      /**
-       * If the opposing Pokemon only has 1 normal ability and is using the hidden ability it should have the same behavior
-       * if it had 2 normal abilities. This code checks if that is the case and uses the correct opponent Pokemon abilityIndex (2)
-       * for calculations so it aligns with where the hidden ability is stored in the starter data's abilityAttr (4)
-       */
-      const opponentPokemonOneNormalAbility = (pokemon.species.getAbilityCount() === 2);
-      const opponentPokemonAbilityIndex = (opponentPokemonOneNormalAbility && pokemon.abilityIndex === 1) ? 2 : pokemon.abilityIndex;
-      const opponentPokemonAbilityAttr = 1 << opponentPokemonAbilityIndex;
 
-      const rootFormHasHiddenAbility = starterEntry.abilityAttr & opponentPokemonAbilityAttr;
+      const ownedAbilityAttrs = pokemon.scene.gameData.starterData[pokemon.species.getRootSpeciesId()].abilityAttr;
 
-      if (!rootFormHasHiddenAbility) {
+      // Check if the player owns ability for the root form
+      const playerOwnsThisAbility = pokemon.checkIfPlayerHasAbilityOfStarter(ownedAbilityAttrs);
+
+      if (!playerOwnsThisAbility) {
         this.pokemonAbilityLabelText.setColor(getTextColor(TextStyle.SUMMARY_BLUE, false, this.scene.uiTheme));
         this.pokemonAbilityLabelText.setShadowColor(getTextColor(TextStyle.SUMMARY_BLUE, true, this.scene.uiTheme));
       } else {

src/ui/title-ui-handler.ts

@@ -3,11 +3,14 @@ import OptionSelectUiHandler from "./settings/option-select-ui-handler";
 import { Mode } from "./ui";
 import * as Utils from "../utils";
 import { TextStyle, addTextObject, getTextStyleOptions } from "./text";
-import { getBattleCountSplashMessage, getSplashMessages } from "../data/splash-messages";
+import { getSplashMessages } from "../data/splash-messages";
 import i18next from "i18next";
 import { TimedEventDisplay } from "#app/timed-event-manager";
 
 export default class TitleUiHandler extends OptionSelectUiHandler {
+  /** If the stats can not be retrieved, use this fallback value */
+  private static readonly BATTLES_WON_FALLBACK: number = -99999999;
+
   private titleContainer: Phaser.GameObjects.Container;
   private playerCountLabel: Phaser.GameObjects.Text;
   private splashMessage: string;
@@ -72,8 +75,8 @@ export default class TitleUiHandler extends OptionSelectUiHandler {
       .then(request => request.json())
       .then(stats => {
         this.playerCountLabel.setText(`${stats.playerCount} ${i18next.t("menu:playersOnline")}`);
-        if (this.splashMessage === getBattleCountSplashMessage()) {
+        if (this.splashMessage === "splashMessages:battlesWon") {
-          this.splashMessageText.setText(getBattleCountSplashMessage().replace("{COUNT}", stats.battleCount.toLocaleString("en-US")));
+          this.splashMessageText.setText(i18next.t(this.splashMessage, { count: stats.battleCount }));
         }
       })
       .catch(err => {
@@ -86,7 +89,7 @@ export default class TitleUiHandler extends OptionSelectUiHandler {
 
     if (ret) {
       this.splashMessage = Utils.randItem(getSplashMessages());
-      this.splashMessageText.setText(this.splashMessage.replace("{COUNT}", "?"));
+      this.splashMessageText.setText(i18next.t(this.splashMessage, { count: TitleUiHandler.BATTLES_WON_FALLBACK }));
 
       const ui = this.getUi();