diff --git a/src/data/balance/signature-species.ts b/src/data/balance/signature-species.ts
index e2fecaa12ff..fb8f33d4435 100644
--- a/src/data/balance/signature-species.ts
+++ b/src/data/balance/signature-species.ts
@@ -4,12 +4,19 @@ export type SignatureSpecies = {
   [key in string]: (Species | Species[])[];
 };
 
-/*
+/**
  * The signature species for each Gym Leader, Elite Four member, and Champion.
  * The key is the trainer type, and the value is an array of Species or Species arrays.
  * This is in a separate const so it can be accessed from other places and not just the trainerConfigs
+ * 
+ * @remarks
+ * The `Proxy` object allows us to define a handler that will intercept 
+ * the property access and return an empty array if the property does not exist in the object.
+ * 
+ * This means that accessing `signatureSpecies` will not throw an error if the property does not exist,
+ * but instead default to an empty array.
  */
-export const signatureSpecies: SignatureSpecies = {
+export const signatureSpecies: SignatureSpecies = new Proxy({
   // Gym Leaders- Kanto
   BROCK: [Species.ONIX, Species.GEODUDE, [Species.OMANYTE, Species.KABUTO], Species.AERODACTYL],
   MISTY: [Species.STARYU, Species.PSYDUCK, Species.WOOPER, Species.LAPRAS],
@@ -92,71 +99,8 @@ export const signatureSpecies: SignatureSpecies = {
   RYME: [Species.TOXEL, Species.GREAVARD, Species.SHUPPET, Species.MIMIKYU], // Tera Ghost Toxel
   TULIP: [Species.FLABEBE, Species.FLITTLE, Species.RALTS, Species.GIRAFARIG], // Tera Psychic Flabebe
   GRUSHA: [Species.SWABLU, Species.CETODDLE, Species.SNOM, Species.CUBCHOO], // Tera Ice Swablu
-
-  // Elite Four- Kanto
-  LORELEI: [
-    Species.JYNX,
-    [Species.SLOWBRO, Species.GALAR_SLOWBRO],
-    Species.LAPRAS,
-    [Species.CLOYSTER, Species.ALOLA_SANDSLASH],
-  ],
-  BRUNO: [Species.MACHAMP, Species.HITMONCHAN, Species.HITMONLEE, [Species.GOLEM, Species.ALOLA_GOLEM]],
-  AGATHA: [Species.GENGAR, [Species.ARBOK, Species.WEEZING], Species.CROBAT, Species.ALOLA_MAROWAK],
-  LANCE: [Species.DRAGONITE, Species.GYARADOS, Species.AERODACTYL, Species.ALOLA_EXEGGUTOR],
-  // Elite Four- Johto (Bruno included)
-  WILL: [Species.XATU, Species.JYNX, [Species.SLOWBRO, Species.SLOWKING], Species.EXEGGUTOR],
-  KOGA: [[Species.MUK, Species.WEEZING], [Species.VENOMOTH, Species.ARIADOS], Species.CROBAT, Species.TENTACRUEL],
-  KAREN: [Species.UMBREON, Species.HONCHKROW, Species.HOUNDOOM, Species.WEAVILE],
-  // Elite Four- Hoenn
-  SIDNEY: [
-    [Species.SHIFTRY, Species.CACTURNE],
-    [Species.SHARPEDO, Species.CRAWDAUNT],
-    Species.ABSOL,
-    Species.MIGHTYENA,
-  ],
-  PHOEBE: [Species.SABLEYE, Species.DUSKNOIR, Species.BANETTE, [Species.DRIFBLIM, Species.MISMAGIUS]],
-  GLACIA: [Species.GLALIE, Species.WALREIN, Species.FROSLASS, Species.ABOMASNOW],
-  DRAKE: [Species.ALTARIA, Species.SALAMENCE, Species.FLYGON, Species.KINGDRA],
-  // Elite Four- Sinnoh
-  AARON: [[Species.SCIZOR, Species.KLEAVOR], Species.HERACROSS, [Species.VESPIQUEN, Species.YANMEGA], Species.DRAPION],
-  BERTHA: [Species.WHISCASH, Species.HIPPOWDON, Species.GLISCOR, Species.RHYPERIOR],
-  FLINT: [
-    [Species.RAPIDASH, Species.FLAREON],
-    Species.MAGMORTAR,
-    [Species.STEELIX, Species.LOPUNNY],
-    Species.INFERNAPE,
-  ], // Tera Fire Steelix or Lopunny
-  LUCIAN: [Species.MR_MIME, Species.GALLADE, Species.BRONZONG, [Species.ALAKAZAM, Species.ESPEON]],
-  // Elite Four- Unova
-  SHAUNTAL: [Species.COFAGRIGUS, Species.CHANDELURE, Species.GOLURK, Species.JELLICENT],
-  MARSHAL: [Species.CONKELDURR, Species.MIENSHAO, Species.THROH, Species.SAWK],
-  GRIMSLEY: [Species.LIEPARD, Species.KINGAMBIT, Species.SCRAFTY, Species.KROOKODILE],
-  CAITLIN: [Species.MUSHARNA, Species.GOTHITELLE, Species.SIGILYPH, Species.REUNICLUS],
-  // Elite Four- Kalos
-  MALVA: [Species.PYROAR, Species.TORKOAL, Species.CHANDELURE, Species.TALONFLAME],
-  SIEBOLD: [Species.CLAWITZER, Species.GYARADOS, Species.BARBARACLE, Species.STARMIE],
-  WIKSTROM: [Species.KLEFKI, Species.PROBOPASS, Species.SCIZOR, Species.AEGISLASH],
-  DRASNA: [Species.DRAGALGE, Species.DRUDDIGON, Species.ALTARIA, Species.NOIVERN],
-  // Elite Four- Alola
-  HALA: [Species.HARIYAMA, Species.BEWEAR, Species.CRABOMINABLE, [Species.POLIWRATH, Species.ANNIHILAPE]],
-  MOLAYNE: [Species.KLEFKI, Species.MAGNEZONE, Species.METAGROSS, Species.ALOLA_DUGTRIO],
-  OLIVIA: [Species.RELICANTH, Species.CARBINK, Species.ALOLA_GOLEM, Species.LYCANROC],
-  ACEROLA: [[Species.BANETTE, Species.DRIFBLIM], Species.MIMIKYU, Species.DHELMISE, Species.PALOSSAND],
-  KAHILI: [[Species.BRAVIARY, Species.MANDIBUZZ], Species.HAWLUCHA, Species.ORICORIO, Species.TOUCANNON],
-  // Elite Four- Galar
-  MARNIE_ELITE: [Species.MORPEKO, Species.LIEPARD, [Species.TOXICROAK, Species.SCRAFTY], Species.GRIMMSNARL],
-  NESSA_ELITE: [Species.GOLISOPOD, [Species.QUAGSIRE, Species.PELIPPER], Species.TOXAPEX, Species.DREDNAW],
-  BEA_ELITE: [Species.HAWLUCHA, [Species.GRAPPLOCT, Species.SIRFETCHD], Species.FALINKS, Species.MACHAMP],
-  ALLISTER_ELITE: [Species.DUSKNOIR, [Species.POLTEAGEIST, Species.RUNERIGUS], Species.CURSOLA, Species.GENGAR],
-  RAIHAN_ELITE: [Species.GOODRA, [Species.TORKOAL, Species.TURTONATOR], Species.FLYGON, Species.ARCHALUDON],
-  // Elite Four- Paldea
-  RIKA: [Species.CLODSIRE, [Species.DUGTRIO, Species.DONPHAN], Species.CAMERUPT, Species.WHISCASH], // Tera Ground Clodsire
-  POPPY: [Species.TINKATON, Species.BRONZONG, Species.CORVIKNIGHT, Species.COPPERAJAH], // Tera Steel Tinkaton
-  LARRY_ELITE: [Species.FLAMIGO, Species.STARAPTOR, [Species.ALTARIA, Species.TROPIUS], Species.ORICORIO], // Tera Flying Flamigo; random Oricorio
-  HASSEL: [Species.BAXCALIBUR, [Species.FLAPPLE, Species.APPLETUN], Species.DRAGALGE, Species.NOIVERN], // Tera Dragon Baxcalibur
-  // Elite Four- BBL
-  CRISPIN: [Species.BLAZIKEN, Species.MAGMORTAR, [Species.CAMERUPT, Species.TALONFLAME], Species.ROTOM], // Tera Fire Blaziken; Heat Rotom
-  AMARYS: [Species.METAGROSS, Species.SCIZOR, Species.EMPOLEON, Species.SKARMORY], // Tera Steel Metagross
-  LACEY: [Species.EXCADRILL, Species.PRIMARINA, [Species.WHIMSICOTT, Species.ALCREMIE], Species.GRANBULL], // Tera Fairy Excadrill
-  DRAYTON: [Species.ARCHALUDON, Species.DRAGONITE, Species.HAXORUS, Species.SCEPTILE], // Tera Dragon Archaludon
-};
+}, {
+  get(target, prop: string) {
+    return target[prop as keyof SignatureSpecies] ?? [];
+  }
+});
diff --git a/src/data/trainers/trainer-config.ts b/src/data/trainers/trainer-config.ts
index a2e62e6761b..50acf84efa6 100644
--- a/src/data/trainers/trainer-config.ts
+++ b/src/data/trainers/trainer-config.ts
@@ -707,11 +707,11 @@ export class TrainerConfig {
 
   /**
    * Initializes the trainer configuration for an Elite Four member.
-   * @param {Species | Species[]} signatureSpecies The signature species for the Elite Four member.
-   * @param isMale Whether the Elite Four Member is Male or Female (for localization of the title).
-   * @param specialtyType {PokemonType} The specialty type for the Elite Four member.
-   * @param teraSlot Optional, sets the party member in this slot to Terastallize.
-   * @returns {TrainerConfig} The updated TrainerConfig instance.
+   * @param signatureSpecies - The signature species for the Elite Four member.
+   * @param isMale - Whether the Elite Four Member is Male or Female (for localization of the title).
+   * @param specialtyType - The specialty type for the Elite Four member.
+   * @param teraSlot - Optional, sets the party member in this slot to Terastallize.
+   * @returns The updated TrainerConfig instance.
    **/
   initForEliteFour(
     signatureSpecies: (Species | Species[])[],
@@ -2853,146 +2853,688 @@ export const trainerConfigs: TrainerConfigs = {
     .setMixedBattleBgm("battle_paldea_gym"),
 
   [TrainerType.LORELEI]: new TrainerConfig((t = TrainerType.LORELEI))
-    .initForEliteFour(signatureSpecies["LORELEI"], false, PokemonType.ICE)
+    .initForEliteFour(signatureSpecies["LORELEI"], false, PokemonType.ICE, 2)
     .setBattleBgm("battle_kanto_gym")
-    .setMixedBattleBgm("battle_kanto_gym"),
+    .setMixedBattleBgm("battle_kanto_gym")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.DEWGONG], TrainerSlot.TRAINER, true, p => {
+        p.abilityIndex = 0; // Thick Fat
+        p.generateAndPopulateMoveset();
+      }),
+    )
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.SLOWBRO, Species.GALAR_SLOWBRO], TrainerSlot.TRAINER, true, p => { // Tera Ice Slowbro/G-Slowbro
+        p.generateAndPopulateMoveset();
+        if (!p.moveset.some(move => !isNullOrUndefined(move) && move.moveId === Moves.ICE_BEAM)) { // Check if Ice Beam is in the moveset, if not, replace the third move with Ice Beam.
+          p.moveset[2] = new PokemonMove(Moves.ICE_BEAM);
+        }
+      }),
+    )
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.JYNX]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.CLOYSTER, Species.ALOLA_SANDSLASH]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.LAPRAS], TrainerSlot.TRAINER, true, p => {
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.BRUNO]: new TrainerConfig(++t)
-    .initForEliteFour(signatureSpecies["BRUNO"], true, PokemonType.FIGHTING)
+    .initForEliteFour(signatureSpecies["BRUNO"], true, PokemonType.FIGHTING, 2)
     .setBattleBgm("battle_kanto_gym")
-    .setMixedBattleBgm("battle_kanto_gym"),
+    .setMixedBattleBgm("battle_kanto_gym")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.HITMONLEE, Species.HITMONCHAN, Species.HITMONTOP]))
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.STEELIX], TrainerSlot.TRAINER, true, p => { // Tera Fighting Steelix
+        p.generateAndPopulateMoveset();
+        if (!p.moveset.some(move => !isNullOrUndefined(move) && move.moveId === Moves.BODY_PRESS)) { // Check if Body Press is in the moveset, if not, replace the third move with Body Press.
+          p.moveset[2] = new PokemonMove(Moves.BODY_PRESS);
+        }
+      }),
+    )
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.POLIWRATH]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.ANNIHILAPE]))
+    .setPartyMemberFunc(
+      5,
+      getRandomPartyMemberFunc([Species.MACHAMP], TrainerSlot.TRAINER, true, p => {
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.AGATHA]: new TrainerConfig(++t)
-    .initForEliteFour(signatureSpecies["AGATHA"], false, PokemonType.GHOST)
+    .initForEliteFour(signatureSpecies["AGATHA"], false, PokemonType.GHOST, 2)
     .setBattleBgm("battle_kanto_gym")
-    .setMixedBattleBgm("battle_kanto_gym"),
+    .setMixedBattleBgm("battle_kanto_gym")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.MISMAGIUS]))
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.ARBOK, Species.WEEZING], TrainerSlot.TRAINER, true, p => { // Tera Ghost Arbok/Weezing
+        p.generateAndPopulateMoveset();
+        if (!p.moveset.some(move => !isNullOrUndefined(move) && move.moveId === Moves.TERA_BLAST)) { // Check if Tera Blast is in the moveset, if not, replace the third move with Tera Blast.
+          p.moveset[2] = new PokemonMove(Moves.TERA_BLAST);
+        }
+      }),
+    )
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.ALOLA_MAROWAK]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.CURSOLA]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.GENGAR], TrainerSlot.TRAINER, true, p => {
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.LANCE]: new TrainerConfig(++t)
     .setName("Lance")
-    .initForEliteFour(signatureSpecies["LANCE"], true, PokemonType.DRAGON)
+    .initForEliteFour(signatureSpecies["LANCE"], true, PokemonType.DRAGON, 2)
     .setBattleBgm("battle_kanto_gym")
-    .setMixedBattleBgm("battle_kanto_gym"),
+    .setMixedBattleBgm("battle_kanto_gym")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.KINGDRA]))
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.GYARADOS, Species.AERODACTYL], TrainerSlot.TRAINER, true, p => { // Tera Dragon Gyarados/Aerodactyl
+        p.generateAndPopulateMoveset();
+        if (!p.moveset.some(move => !isNullOrUndefined(move) && move.moveId === Moves.TERA_BLAST)) { // Check if Tera Blast is in the moveset, if not, replace the third move with Tera Blast.
+          p.moveset[2] = new PokemonMove(Moves.TERA_BLAST);
+        }
+      }),
+    )
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.ALOLA_EXEGGUTOR]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.SALAMENCE]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.DRAGONITE], TrainerSlot.TRAINER, true, p => {
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.WILL]: new TrainerConfig(++t)
-    .initForEliteFour(signatureSpecies["WILL"], true, PokemonType.PSYCHIC)
+    .initForEliteFour(signatureSpecies["WILL"], true, PokemonType.PSYCHIC, 2)
     .setBattleBgm("battle_johto_gym")
-    .setMixedBattleBgm("battle_johto_gym"),
+    .setMixedBattleBgm("battle_johto_gym")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.JYNX]))
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.SLOWKING, Species.GALAR_SLOWKING])) // Tera Psychic Slowking/G-Slowking
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.EXEGGUTOR]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.WYRDEER, Species.FARIGIRAF]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.XATU], TrainerSlot.TRAINER, true, p => {
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.KOGA]: new TrainerConfig(++t)
-    .initForEliteFour(signatureSpecies["KOGA"], true, PokemonType.POISON)
+    .initForEliteFour(signatureSpecies["KOGA"], true, PokemonType.POISON, 2)
     .setBattleBgm("battle_johto_gym")
-    .setMixedBattleBgm("battle_johto_gym"),
+    .setMixedBattleBgm("battle_johto_gym")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.VENOMOTH], TrainerSlot.TRAINER, true, p => {
+        p.abilityIndex = 1; // Tinted Lens
+        p.generateAndPopulateMoveset();
+      }),
+    )
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.MUK, Species.WEEZING])) // Tera Poison Muk/Weezing
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.TENTACRUEL]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.SNEASLER, Species.OVERQWIL]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.CROBAT], TrainerSlot.TRAINER, true, p => {
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.KAREN]: new TrainerConfig(++t)
-    .initForEliteFour(signatureSpecies["KAREN"], false, PokemonType.DARK)
+    .initForEliteFour(signatureSpecies["KAREN"], false, PokemonType.DARK, 2)
     .setBattleBgm("battle_johto_gym")
-    .setMixedBattleBgm("battle_johto_gym"),
+    .setMixedBattleBgm("battle_johto_gym")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.UMBREON]))
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.GENGAR], TrainerSlot.TRAINER, true, p => { // Tera Dark Gengar
+        p.generateAndPopulateMoveset();
+        if (!p.moveset.some(move => !isNullOrUndefined(move) && move.moveId === Moves.DARK_PULSE)) { // Check if Dark Pulse is in the moveset, if not, replace the third move with Dark Pulse.
+          p.moveset[2] = new PokemonMove(Moves.DARK_PULSE);
+        }
+      }),
+    )
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.HONCHKROW]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.WEAVILE]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.HOUNDOOM], TrainerSlot.TRAINER, true, p => {
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.SIDNEY]: new TrainerConfig(++t)
-    .initForEliteFour(signatureSpecies["SIDNEY"], true, PokemonType.DARK)
-    .setMixedBattleBgm("battle_hoenn_elite"),
+    .initForEliteFour(signatureSpecies["SIDNEY"], true, PokemonType.DARK, 2)
+    .setMixedBattleBgm("battle_hoenn_elite")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.MIGHTYENA], TrainerSlot.TRAINER, true, p => {
+        p.abilityIndex = 0; // Intimidate
+        p.generateAndPopulateMoveset();
+      }),
+    )
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.OBSTAGOON])) // Tera Dark Obstagoon
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.SHIFTRY, Species.CACTURNE]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.SHARPEDO, Species.CRAWDAUNT]))
+    .setPartyMemberFunc(
+      5,
+      getRandomPartyMemberFunc([Species.ABSOL], TrainerSlot.TRAINER, true, p => {
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.PHOEBE]: new TrainerConfig(++t)
-    .initForEliteFour(signatureSpecies["PHOEBE"], false, PokemonType.GHOST)
-    .setMixedBattleBgm("battle_hoenn_elite"),
+    .initForEliteFour(signatureSpecies["PHOEBE"], false, PokemonType.GHOST, 2)
+    .setMixedBattleBgm("battle_hoenn_elite")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.SABLEYE]))
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.BANETTE])) // Tera Ghost Banette
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.DRIFBLIM, Species.MISMAGIUS]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.ORICORIO, Species.ALOLA_MAROWAK], TrainerSlot.TRAINER, true, p => {
+        p.generateAndPopulateMoveset();
+        p.formIndex = p.species.speciesId === Species.ORICORIO ? 3 : 0; // Oricorio-Sensu
+      }),
+    )
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.DUSKNOIR], TrainerSlot.TRAINER, true, p => {
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.GLACIA]: new TrainerConfig(++t)
-    .initForEliteFour(signatureSpecies["GLACIA"], false, PokemonType.ICE)
-    .setMixedBattleBgm("battle_hoenn_elite"),
+    .initForEliteFour(signatureSpecies["GLACIA"], false, PokemonType.ICE, 2)
+    .setMixedBattleBgm("battle_hoenn_elite")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.ABOMASNOW], TrainerSlot.TRAINER, true, p => {
+        p.abilityIndex = 0; // Snow Warning
+        p.generateAndPopulateMoveset();
+      }),
+    )
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.GLALIE])) // Tera Ice Glalie
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.FROSLASS]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.ALOLA_NINETALES]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.WALREIN], TrainerSlot.TRAINER, true, p => {
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.DRAKE]: new TrainerConfig(++t)
-    .initForEliteFour(signatureSpecies["DRAKE"], true, PokemonType.DRAGON)
-    .setMixedBattleBgm("battle_hoenn_elite"),
+    .initForEliteFour(signatureSpecies["DRAKE"], true, PokemonType.DRAGON, 2)
+    .setMixedBattleBgm("battle_hoenn_elite")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.ALTARIA]))
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.DHELMISE], TrainerSlot.TRAINER, true, p => { // Tera Dragon Dhelmise
+        p.generateAndPopulateMoveset();
+        if (!p.moveset.some(move => !isNullOrUndefined(move) && move.moveId === Moves.TERA_BLAST)) { // Check if Tera Blast is in the moveset, if not, replace the third move with Tera Blast.
+          p.moveset[2] = new PokemonMove(Moves.TERA_BLAST);
+        }
+      }),
+    )
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.FLYGON]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.KINGDRA]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.SALAMENCE], TrainerSlot.TRAINER, true, p => {
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.AARON]: new TrainerConfig(++t)
-    .initForEliteFour(signatureSpecies["AARON"], true, PokemonType.BUG)
+    .initForEliteFour(signatureSpecies["AARON"], true, PokemonType.BUG, 5)
     .setBattleBgm("battle_sinnoh_gym")
-    .setMixedBattleBgm("battle_sinnoh_gym"),
+    .setMixedBattleBgm("battle_sinnoh_gym")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.YANMEGA]))
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.HERACROSS]))
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.VESPIQUEN]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.SCIZOR, Species.KLEAVOR]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.DRAPION], TrainerSlot.TRAINER, true, p => { // Tera Bug Drapion
+        p.setBoss(true, 2);
+        p.abilityIndex = 1; // Sniper
+        p.generateAndPopulateMoveset();
+        if (!p.moveset.some(move => !isNullOrUndefined(move) && move.moveId === Moves.X_SCISSOR)) { // Check if X-Scissor is in the moveset, if not, replace the third move with X-Scissor.
+          p.moveset[2] = new PokemonMove(Moves.X_SCISSOR);
+        }
+      }),
+    ),
   [TrainerType.BERTHA]: new TrainerConfig(++t)
-    .initForEliteFour(signatureSpecies["BERTHA"], false, PokemonType.GROUND)
+    .initForEliteFour(signatureSpecies["BERTHA"], false, PokemonType.GROUND, 2)
     .setBattleBgm("battle_sinnoh_gym")
-    .setMixedBattleBgm("battle_sinnoh_gym"),
+    .setMixedBattleBgm("battle_sinnoh_gym")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.WHISCASH]))
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.HIPPOWDON], TrainerSlot.TRAINER, true, p => { // Tera Ground Hippowdon
+        p.abilityIndex = 0; // Sand Stream
+        p.generateAndPopulateMoveset();
+      }),
+    )
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.GLISCOR]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.MAMOSWINE, Species.URSALUNA]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.RHYPERIOR], TrainerSlot.TRAINER, true, p => {
+        p.setBoss(true, 2);
+        p.abilityIndex = 1; // Solid Rock
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.FLINT]: new TrainerConfig(++t)
-    .initForEliteFour(signatureSpecies["FLINT"], true, PokemonType.FIRE, 3)
+    .initForEliteFour(signatureSpecies["FLINT"], true, PokemonType.FIRE, 2)
     .setBattleBgm("battle_sinnoh_gym")
-    .setMixedBattleBgm("battle_sinnoh_gym"),
+    .setMixedBattleBgm("battle_sinnoh_gym")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.RAPIDASH]))
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.STEELIX, Species.LOPUNNY], TrainerSlot.TRAINER, true, p => { // Tera Fire Steelix/Lopunny
+        p.generateAndPopulateMoveset();
+        if (!p.moveset.some(move => !isNullOrUndefined(move) && move.moveId === Moves.TERA_BLAST)) { // Check if Tera Blast is in the moveset, if not, replace the third move with Tera Blast.
+          p.moveset[2] = new PokemonMove(Moves.TERA_BLAST);
+        }
+      }),
+    )
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.INFERNAPE]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.ARCANINE, Species.HISUI_ARCANINE]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.MAGMORTAR], TrainerSlot.TRAINER, true, p => {
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.LUCIAN]: new TrainerConfig(++t)
-    .initForEliteFour(signatureSpecies["LUCIAN"], true, PokemonType.PSYCHIC)
+    .initForEliteFour(signatureSpecies["LUCIAN"], true, PokemonType.PSYCHIC, 2)
     .setBattleBgm("battle_sinnoh_gym")
-    .setMixedBattleBgm("battle_sinnoh_gym"),
+    .setMixedBattleBgm("battle_sinnoh_gym")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.ESPEON, Species.ALAKAZAM]))
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.FARIGIRAF])) // Tera Psychic Farigiraf
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.BRONZONG]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.MR_RIME, Species.HISUI_BRAVIARY]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.GALLADE], TrainerSlot.TRAINER, true, p => {
+        p.setBoss(true, 2);
+        p.abilityIndex = 1; // Sharpness
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.SHAUNTAL]: new TrainerConfig(++t)
-    .initForEliteFour(signatureSpecies["SHAUNTAL"], false, PokemonType.GHOST)
-    .setMixedBattleBgm("battle_unova_elite"),
+    .initForEliteFour(signatureSpecies["SHAUNTAL"], false, PokemonType.GHOST, 2)
+    .setMixedBattleBgm("battle_unova_elite")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.COFAGRIGUS]))
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.GOLURK])) // Tera Ghost Golurk
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.JELLICENT]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.MISMAGIUS, Species.FROSLASS ]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.CHANDELURE], TrainerSlot.TRAINER, true, p => {
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.MARSHAL]: new TrainerConfig(++t)
-    .initForEliteFour(signatureSpecies["MARSHAL"], true, PokemonType.FIGHTING)
-    .setMixedBattleBgm("battle_unova_elite"),
+    .initForEliteFour(signatureSpecies["MARSHAL"], true, PokemonType.FIGHTING, 2)
+    .setMixedBattleBgm("battle_unova_elite")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.THROH, Species.SAWK]))
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.MIENSHAO])) // Tera Fighting Mienshao
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.EMBOAR]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.BRELOOM, Species.TOXICROAK]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.CONKELDURR], TrainerSlot.TRAINER, true, p => {
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.GRIMSLEY]: new TrainerConfig(++t)
-    .initForEliteFour(signatureSpecies["GRIMSLEY"], true, PokemonType.DARK)
-    .setMixedBattleBgm("battle_unova_elite"),
+    .initForEliteFour(signatureSpecies["GRIMSLEY"], true, PokemonType.DARK, 2)
+    .setMixedBattleBgm("battle_unova_elite")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.LIEPARD]))
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.KROOKODILE])) // Tera Dark Krookodile
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.SCRAFTY]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.ZOROARK, Species.HISUI_SAMUROTT]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.KINGAMBIT], TrainerSlot.TRAINER, true, p => {
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.CAITLIN]: new TrainerConfig(++t)
-    .initForEliteFour(signatureSpecies["CAITLIN"], false, PokemonType.PSYCHIC)
-    .setMixedBattleBgm("battle_unova_elite"),
+    .initForEliteFour(signatureSpecies["CAITLIN"], false, PokemonType.PSYCHIC, 2)
+    .setMixedBattleBgm("battle_unova_elite")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.MUSHARNA]))
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.REUNICLUS])) // Tera Psychic Reuniclus
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.GALLADE], TrainerSlot.TRAINER, true, p => {
+        p.abilityIndex = 1; // Sharpness
+        p.generateAndPopulateMoveset();
+      }),
+    )
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.SIGILYPH, Species.HISUI_BRAVIARY]))
+    .setPartyMemberFunc(
+      5,
+      getRandomPartyMemberFunc([Species.GOTHITELLE], TrainerSlot.TRAINER, true, p => {
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.MALVA]: new TrainerConfig(++t)
-    .initForEliteFour(signatureSpecies["MALVA"], false, PokemonType.FIRE)
-    .setMixedBattleBgm("battle_kalos_elite"),
+    .initForEliteFour(signatureSpecies["MALVA"], false, PokemonType.FIRE, 2)
+    .setMixedBattleBgm("battle_kalos_elite")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.PYROAR], TrainerSlot.TRAINER, true, p => {
+        p.generateAndPopulateMoveset();
+        p.gender = Gender.FEMALE;
+      }),
+    )
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.HOUNDOOM])) // Tera Fire Houndoom
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.TORKOAL], TrainerSlot.TRAINER, true, p => {
+        p.abilityIndex = 1; // Drought
+        p.generateAndPopulateMoveset();
+      }),
+    )
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.CHANDELURE, Species.DELPHOX]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.TALONFLAME], TrainerSlot.TRAINER, true, p => {
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.SIEBOLD]: new TrainerConfig(++t)
-    .initForEliteFour(signatureSpecies["SIEBOLD"], true, PokemonType.WATER)
-    .setMixedBattleBgm("battle_kalos_elite"),
+    .initForEliteFour(signatureSpecies["SIEBOLD"], true, PokemonType.WATER, 2)
+    .setMixedBattleBgm("battle_kalos_elite")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.CLAWITZER]))
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.GYARADOS])) // Tera Water Gyarados
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.STARMIE]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.BLASTOISE, Species.DONDOZO]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.BARBARACLE], TrainerSlot.TRAINER, true, p => {
+        p.setBoss(true, 2);
+        p.abilityIndex = 1; // Tough Claws
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.WIKSTROM]: new TrainerConfig(++t)
-    .initForEliteFour(signatureSpecies["WIKSTROM"], true, PokemonType.STEEL)
-    .setMixedBattleBgm("battle_kalos_elite"),
+    .initForEliteFour(signatureSpecies["WIKSTROM"], true, PokemonType.STEEL, 2)
+    .setMixedBattleBgm("battle_kalos_elite")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.KLEFKI]))
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.CERULEDGE], TrainerSlot.TRAINER, true, p => { // Tera Steel Ceruledge
+        p.generateAndPopulateMoveset();
+        if (!p.moveset.some(move => !isNullOrUndefined(move) && move.moveId === Moves.IRON_HEAD)) { // Check if Iron Head is in the moveset, if not, replace the third move with Iron Head.
+          p.moveset[2] = new PokemonMove(Moves.IRON_HEAD);
+        }
+      }),
+    )
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.SCIZOR]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.CORVIKNIGHT]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.AEGISLASH], TrainerSlot.TRAINER, true, p => {
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.DRASNA]: new TrainerConfig(++t)
-    .initForEliteFour(signatureSpecies["DRASNA"], false, PokemonType.DRAGON)
-    .setMixedBattleBgm("battle_kalos_elite"),
+    .initForEliteFour(signatureSpecies["DRASNA"], false, PokemonType.DRAGON, 2)
+    .setMixedBattleBgm("battle_kalos_elite")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.DRAGALGE]))
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.GARCHOMP])) // Tera Dragon Garchomp
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.ALTARIA]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.DRUDDIGON]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.NOIVERN], TrainerSlot.TRAINER, true, p => {
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.HALA]: new TrainerConfig(++t)
-    .initForEliteFour(signatureSpecies["HALA"], true, PokemonType.FIGHTING)
-    .setMixedBattleBgm("battle_alola_elite"),
+    .initForEliteFour(signatureSpecies["HALA"], true, PokemonType.FIGHTING, 2)
+    .setMixedBattleBgm("battle_alola_elite")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.HARIYAMA]))
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.INCINEROAR], TrainerSlot.TRAINER, true, p => { // Tera Fighting Incineroar
+        p.generateAndPopulateMoveset();
+        if (!p.moveset.some(move => !isNullOrUndefined(move) && move.moveId === Moves.CROSS_CHOP)) { // Check if Cross Chop is in the moveset, if not, replace the third move with Cross Chop.
+          p.moveset[2] = new PokemonMove(Moves.CROSS_CHOP);
+        }
+      }),
+    )
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.BEWEAR]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.POLIWRATH, Species.ANNIHILAPE]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.CRABOMINABLE], TrainerSlot.TRAINER, true, p => {
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.MOLAYNE]: new TrainerConfig(++t)
-    .initForEliteFour(signatureSpecies["MOLAYNE"], true, PokemonType.STEEL)
-    .setMixedBattleBgm("battle_alola_elite"),
+    .initForEliteFour(signatureSpecies["MOLAYNE"], true, PokemonType.STEEL, 2)
+    .setMixedBattleBgm("battle_alola_elite")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.KLEFKI]))
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.ALOLA_SANDSLASH])) // Tera Steel A-Sandslash
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.MAGNEZONE]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.METAGROSS, Species.KINGAMBIT]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.ALOLA_DUGTRIO], TrainerSlot.TRAINER, true, p => {
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.OLIVIA]: new TrainerConfig(++t)
-    .initForEliteFour(signatureSpecies["OLIVIA"], false, PokemonType.ROCK)
-    .setMixedBattleBgm("battle_alola_elite"),
+    .initForEliteFour(signatureSpecies["OLIVIA"], false, PokemonType.ROCK, 2)
+    .setMixedBattleBgm("battle_alola_elite")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.GIGALITH], TrainerSlot.TRAINER, true, p => {
+        p.abilityIndex = 1; // Sand Stream
+        p.generateAndPopulateMoveset();
+      }),
+    )
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.PROBOPASS])) // Tera Rock Probopass
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.ALOLA_GOLEM]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.RELICANTH, Species.CARBINK]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.LYCANROC], TrainerSlot.TRAINER, true, p => {
+        p.setBoss(true, 2);
+        p.formIndex = 1;
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.ACEROLA]: new TrainerConfig(++t)
-    .initForEliteFour(signatureSpecies["ACEROLA"], false, PokemonType.GHOST)
-    .setMixedBattleBgm("battle_alola_elite"),
+    .initForEliteFour(signatureSpecies["ACEROLA"], false, PokemonType.GHOST, 2)
+    .setMixedBattleBgm("battle_alola_elite")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.DRIFBLIM]))
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.MIMIKYU])) // Tera Ghost Mimikyu
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.DHELMISE]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.FROSLASS]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.PALOSSAND], TrainerSlot.TRAINER, true, p => {
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.KAHILI]: new TrainerConfig(++t)
-    .initForEliteFour(signatureSpecies["KAHILI"], false, PokemonType.FLYING)
-    .setMixedBattleBgm("battle_alola_elite"),
+    .initForEliteFour(signatureSpecies["KAHILI"], false, PokemonType.FLYING, 2)
+    .setMixedBattleBgm("battle_alola_elite")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.HAWLUCHA]))
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.DECIDUEYE], TrainerSlot.TRAINER, true, p => { // Tera Flying Decidueye
+        p.generateAndPopulateMoveset();
+        if (!p.moveset.some(move => !isNullOrUndefined(move) && move.moveId === Moves.BRAVE_BIRD)) { // Check if Brave Bird is in the moveset, if not, replace the third move with Brave Bird.
+          p.moveset[2] = new PokemonMove(Moves.BRAVE_BIRD);
+        }
+      }),
+    )
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.BRAVIARY, Species.MANDIBUZZ]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.ORICORIO]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.TOUCANNON], TrainerSlot.TRAINER, true, p => {
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.MARNIE_ELITE]: new TrainerConfig(++t)
     .setName("Marnie")
-    .initForEliteFour(signatureSpecies["MARNIE_ELITE"], false, PokemonType.DARK)
-    .setMixedBattleBgm("battle_galar_elite"),
+    .initForEliteFour(signatureSpecies["MARNIE_ELITE"], false, PokemonType.DARK, 2)
+    .setMixedBattleBgm("battle_galar_elite")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.LIEPARD]))
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.TOXICROAK], TrainerSlot.TRAINER, true, p => { // Tera Dark Toxicroak
+        p.generateAndPopulateMoveset();
+        if (!p.moveset.some(move => !isNullOrUndefined(move) && move.moveId === Moves.SUCKER_PUNCH)) {
+          // Check if Sucker Punch is in the moveset, if not, replace the third move with Sucker Punch.
+          p.moveset[2] = new PokemonMove(Moves.SUCKER_PUNCH);
+        }
+      }),
+    )
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.SCRAFTY, Species.PANGORO]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.MORPEKO]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.GRIMMSNARL], TrainerSlot.TRAINER, true, p => {
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.NESSA_ELITE]: new TrainerConfig(++t)
     .setName("Nessa")
-    .initForEliteFour(signatureSpecies["NESSA_ELITE"], false, PokemonType.WATER)
-    .setMixedBattleBgm("battle_galar_elite"),
+    .initForEliteFour(signatureSpecies["NESSA_ELITE"], false, PokemonType.WATER, 2)
+    .setMixedBattleBgm("battle_galar_elite")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.GOLISOPOD]))
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.EISCUE], TrainerSlot.TRAINER, true, p => { // Tera Water Eiscue
+        p.generateAndPopulateMoveset();
+        if (!p.moveset.some(move => !isNullOrUndefined(move) && move.moveId === Moves.LIQUIDATION)) { // Check if Liquidation is in the moveset, if not, replace the third move with Liquidation.
+          p.moveset[2] = new PokemonMove(Moves.LIQUIDATION);
+        }
+      }),
+    )
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.PELIPPER], TrainerSlot.TRAINER, true, p => {
+        p.abilityIndex = 1; // Drizzle
+        p.generateAndPopulateMoveset();
+      }),
+    )
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.TOXAPEX]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.DREDNAW], TrainerSlot.TRAINER, true, p => {
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.BEA_ELITE]: new TrainerConfig(++t)
     .setName("Bea")
-    .initForEliteFour(signatureSpecies["BEA_ELITE"], false, PokemonType.FIGHTING)
-    .setMixedBattleBgm("battle_galar_elite"),
+    .initForEliteFour(signatureSpecies["BEA_ELITE"], false, PokemonType.FIGHTING, 2)
+    .setMixedBattleBgm("battle_galar_elite")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.HAWLUCHA]))
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.SIRFETCHD])) // Tera Fighting Sirfetch'd
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.GRAPPLOCT, Species.FALINKS]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.HITMONTOP]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.MACHAMP], TrainerSlot.TRAINER, true, p => {
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.ALLISTER_ELITE]: new TrainerConfig(++t)
     .setName("Allister")
-    .initForEliteFour(signatureSpecies["ALLISTER_ELITE"], true, PokemonType.GHOST)
-    .setMixedBattleBgm("battle_galar_elite"),
+    .initForEliteFour(signatureSpecies["ALLISTER_ELITE"], true, PokemonType.GHOST, 2)
+    .setMixedBattleBgm("battle_galar_elite")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.DUSKNOIR]))
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.RUNERIGUS])) // Tera Ghost Runerigus
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.POLTEAGEIST, Species.SINISTCHA]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.CURSOLA]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.GENGAR], TrainerSlot.TRAINER, true, p => {
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.RAIHAN_ELITE]: new TrainerConfig(++t)
     .setName("Raihan")
-    .initForEliteFour(signatureSpecies["RAIHAN_ELITE"], true, PokemonType.DRAGON)
-    .setMixedBattleBgm("battle_galar_elite"),
+    .initForEliteFour(signatureSpecies["RAIHAN_ELITE"], true, PokemonType.DRAGON, 2)
+    .setMixedBattleBgm("battle_galar_elite")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.FLYGON]))
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.TORKOAL], TrainerSlot.TRAINER, true, p => { // Tera Dragon Torkoal
+        p.abilityIndex = 1; // Drought
+        p.generateAndPopulateMoveset();
+        if (!p.moveset.some(move => !isNullOrUndefined(move) && move.moveId === Moves.TERA_BLAST)) { // Check if Tera Blast is in the moveset, if not, replace the third move with Tera Blast.
+          p.moveset[2] = new PokemonMove(Moves.TERA_BLAST);
+        }
+      }),
+    )
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.GOODRA]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.TURTONATOR]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.ARCHALUDON], TrainerSlot.TRAINER, true, p => {
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.RIKA]: new TrainerConfig(++t)
     .initForEliteFour(signatureSpecies["RIKA"], false, PokemonType.GROUND, 5)
-    .setMixedBattleBgm("battle_paldea_elite"),
+    .setMixedBattleBgm("battle_paldea_elite")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.DUGTRIO]))
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.DONPHAN]))
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.SWAMPERT, Species.TORTERRA]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.CAMERUPT]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.CLODSIRE], TrainerSlot.TRAINER, true, p => { // Tera Ground Clodsire
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.POPPY]: new TrainerConfig(++t)
     .initForEliteFour(signatureSpecies["POPPY"], false, PokemonType.STEEL, 5)
-    .setMixedBattleBgm("battle_paldea_elite"),
+    .setMixedBattleBgm("battle_paldea_elite")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.COPPERAJAH]))
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.MAGNEZONE]))
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.BRONZONG, Species.CORVIKNIGHT], TrainerSlot.TRAINER, true, p => {
+        p.abilityIndex = p.species.speciesId === Species.BRONZONG ? 0 : 1; // Levitate Bronzong, Unnerve Corviknight
+        p.generateAndPopulateMoveset();
+      }),
+    )
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.STEELIX]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.TINKATON], TrainerSlot.TRAINER, true, p => { // Tera Steel Tinkaton
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.LARRY_ELITE]: new TrainerConfig(++t)
     .setName("Larry")
     .initForEliteFour(signatureSpecies["LARRY_ELITE"], true, PokemonType.FLYING, 5)
-    .setMixedBattleBgm("battle_paldea_elite"),
+    .setMixedBattleBgm("battle_paldea_elite")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.ALTARIA]))
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.BOMBIRDIER]))
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.TROPIUS]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.STARAPTOR]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.FLAMIGO], TrainerSlot.TRAINER, true, p => { // Tera Flying Flamigo
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.HASSEL]: new TrainerConfig(++t)
     .initForEliteFour(signatureSpecies["HASSEL"], true, PokemonType.DRAGON, 5)
-    .setMixedBattleBgm("battle_paldea_elite"),
+    .setMixedBattleBgm("battle_paldea_elite")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.NOIVERN]))
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.DRAGALGE]))
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.FLAPPLE, Species.APPLETUN, Species.HYDRAPPLE]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.HAXORUS]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.BAXCALIBUR], TrainerSlot.TRAINER, true, p => { // Tera Dragon Baxcalibur
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.CRISPIN]: new TrainerConfig(++t)
-    .initForEliteFour(signatureSpecies["CRISPIN"], true, PokemonType.FIRE, 5)
-    .setMixedBattleBgm("battle_bb_elite"),
+    .initForEliteFour(signatureSpecies["CRISPIN"], true, PokemonType.FIRE, 2)
+    .setMixedBattleBgm("battle_bb_elite")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.ROTOM], TrainerSlot.TRAINER, true, p => {
+        p.formIndex = 1; // Heat Rotom
+        p.generateAndPopulateMoveset();
+      }),
+    )
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.EXEGGUTOR], TrainerSlot.TRAINER, true, p => { // Tera Fire Exeggutor
+        p.generateAndPopulateMoveset();
+        if (!p.moveset.some(move => !isNullOrUndefined(move) && move.moveId === Moves.TERA_BLAST)) { // Check if Tera Blast is in the moveset, if not, replace the third move with Tera Blast.
+          p.moveset[2] = new PokemonMove(Moves.TERA_BLAST);
+        }
+      }),
+    )
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.TALONFLAME], TrainerSlot.TRAINER, true, p => {
+        p.generateAndPopulateMoveset();
+        if (!p.moveset.some(move => !isNullOrUndefined(move) && move.moveId === Moves.SUNNY_DAY)) { // Check if Sunny Day is in the moveset, if not, replace the third move with Sunny Day.
+          p.moveset[2] = new PokemonMove(Moves.SUNNY_DAY);
+        }
+      }),
+    )
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.MAGMORTAR]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.BLAZIKEN], TrainerSlot.TRAINER, true, p => {
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.AMARYS]: new TrainerConfig(++t)
-    .initForEliteFour(signatureSpecies["AMARYS"], false, PokemonType.STEEL, 5)
-    .setMixedBattleBgm("battle_bb_elite"),
+    .initForEliteFour(signatureSpecies["AMARYS"], false, PokemonType.STEEL, 2)
+    .setMixedBattleBgm("battle_bb_elite")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.SKARMORY]))
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.REUNICLUS], TrainerSlot.TRAINER, true, p => { // Tera Steel Reuniclus
+        p.generateAndPopulateMoveset();
+        if (!p.moveset.some(move => !isNullOrUndefined(move) && move.moveId === Moves.FLASH_CANNON)) { // Check if Flash Cannon is in the moveset, if not, replace the third move with Flash Cannon.
+          p.moveset[2] = new PokemonMove(Moves.FLASH_CANNON);
+        }
+      }),
+    )
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.EMPOLEON]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.SCIZOR]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.METAGROSS], TrainerSlot.TRAINER, true, p => {
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+      }),
+    ),
   [TrainerType.LACEY]: new TrainerConfig(++t)
     .initForEliteFour(signatureSpecies["LACEY"], false, PokemonType.FAIRY, 5)
-    .setMixedBattleBgm("battle_bb_elite"),
+    .setMixedBattleBgm("battle_bb_elite")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.WHIMSICOTT]))
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.PRIMARINA]))
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.GRANBULL]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.ALCREMIE]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.EXCADRILL], TrainerSlot.TRAINER, true, p => { // Tera Fairy Excadrill
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+        if (!p.moveset.some(move => !isNullOrUndefined(move) && move.moveId === Moves.TERA_BLAST)) { // Check if Tera Blast is in the moveset, if not, replace the third move with Tera Blast.
+          p.moveset[2] = new PokemonMove(Moves.TERA_BLAST);
+        }
+      }),
+    ),
   [TrainerType.DRAYTON]: new TrainerConfig(++t)
-    .initForEliteFour(signatureSpecies["DRAYTON"], true, PokemonType.DRAGON, 5)
-    .setMixedBattleBgm("battle_bb_elite"),
+    .initForEliteFour(signatureSpecies["DRAYTON"], true, PokemonType.DRAGON, 2)
+    .setMixedBattleBgm("battle_bb_elite")
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.DRAGONITE]))
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.SCEPTILE], TrainerSlot.TRAINER, true, p => { // Tera Dragon Sceptile
+        p.generateAndPopulateMoveset();
+        if (!p.moveset.some(move => !isNullOrUndefined(move) && move.moveId === Moves.DUAL_CHOP)) { // Check if Dual Chop is in the moveset, if not, replace the third move with Dual Chop.
+          p.moveset[2] = new PokemonMove(Moves.DUAL_CHOP);
+        }
+      }),
+    )
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.HAXORUS]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.KINGDRA, Species.DRACOVISH]))
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.ARCHALUDON], TrainerSlot.TRAINER, true, p => {
+        p.setBoss(true, 2);
+        p.generateAndPopulateMoveset();
+      }),
+    ),
 
   [TrainerType.BLUE]: new TrainerConfig((t = TrainerType.BLUE))
     .initForChampion(true)
@@ -3003,29 +3545,18 @@ export const trainerConfigs: TrainerConfigs = {
     .setDoubleTitle("champion_double")
     .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.ALAKAZAM]))
     .setPartyMemberFunc(1, getRandomPartyMemberFunc([Species.MACHAMP]))
-    .setPartyMemberFunc(
-      2,
-      getRandomPartyMemberFunc([Species.HO_OH], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.HO_OH], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.pokeball = PokeballType.MASTER_BALL;
       }),
     )
-    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.RHYPERIOR, Species.ELECTIVIRE, Species.MAGMORTAR]))
-    .setPartyMemberFunc(
-      4,
-      getRandomPartyMemberFunc(
-        [Species.ARCANINE, Species.EXEGGUTOR, Species.GYARADOS],
-        TrainerSlot.TRAINER,
-        true,
-        p => {
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.RHYPERIOR, Species.ELECTIVIRE]))
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.ARCANINE, Species.EXEGGUTOR, Species.GYARADOS], TrainerSlot.TRAINER, true, p => {
           p.generateAndPopulateMoveset();
           p.setBoss(true, 2);
-        },
-      ),
+      }),
     )
-    .setPartyMemberFunc(
-      5,
-      getRandomPartyMemberFunc([Species.PIDGEOT], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.PIDGEOT], TrainerSlot.TRAINER, true, p => {
         p.formIndex = 1; // Mega Pidgeot
         p.generateAndPopulateMoveset();
         p.generateName();
@@ -3040,9 +3571,7 @@ export const trainerConfigs: TrainerConfigs = {
     .setHasDouble("red_blue_double")
     .setDoubleTrainerType(TrainerType.BLUE)
     .setDoubleTitle("champion_double")
-    .setPartyMemberFunc(
-      0,
-      getRandomPartyMemberFunc([Species.PIKACHU], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.PIKACHU], TrainerSlot.TRAINER, true, p => {
         p.formIndex = 8; // G-Max Pikachu
         p.generateAndPopulateMoveset();
         p.generateName();
@@ -3050,34 +3579,24 @@ export const trainerConfigs: TrainerConfigs = {
       }),
     )
     .setPartyMemberFunc(1, getRandomPartyMemberFunc([Species.ESPEON, Species.UMBREON, Species.SYLVEON]))
-    .setPartyMemberFunc(
-      2,
-      getRandomPartyMemberFunc([Species.LUGIA], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.LUGIA], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.pokeball = PokeballType.MASTER_BALL;
       }),
     )
     .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.MEGANIUM, Species.TYPHLOSION, Species.FERALIGATR]))
-    .setPartyMemberFunc(
-      4,
-      getRandomPartyMemberFunc([Species.SNORLAX], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.SNORLAX], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.setBoss(true, 2);
       }),
     )
-    .setPartyMemberFunc(
-      5,
-      getRandomPartyMemberFunc(
-        [Species.VENUSAUR, Species.CHARIZARD, Species.BLASTOISE],
-        TrainerSlot.TRAINER,
-        true,
-        p => {
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc(
+        [Species.VENUSAUR, Species.CHARIZARD, Species.BLASTOISE], TrainerSlot.TRAINER, true, p => {
           p.formIndex = 1; // Mega Venusaur, Mega Charizard X, or Mega Blastoise
           p.generateAndPopulateMoveset();
           p.generateName();
           p.gender = Gender.MALE;
-        },
-      ),
+      }),
     )
     .setInstantTera(3), // Tera Grass Meganium / Fire Typhlosion / Water Feraligatr
   [TrainerType.LANCE_CHAMPION]: new TrainerConfig(++t)
@@ -3087,25 +3606,20 @@ export const trainerConfigs: TrainerConfigs = {
     .setMixedBattleBgm("battle_johto_champion")
     .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.GYARADOS, Species.KINGDRA]))
     .setPartyMemberFunc(1, getRandomPartyMemberFunc([Species.AERODACTYL]))
-    .setPartyMemberFunc(
-      2,
-      getRandomPartyMemberFunc([Species.SALAMENCE], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.SALAMENCE], TrainerSlot.TRAINER, true, p => {
         p.formIndex = 1; // Mega Salamence
         p.generateAndPopulateMoveset();
         p.generateName();
       }),
     )
     .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.CHARIZARD]))
-    .setPartyMemberFunc(
-      4,
-      getRandomPartyMemberFunc([Species.TYRANITAR, Species.GARCHOMP, Species.KOMMO_O], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.TYRANITAR, Species.GARCHOMP, Species.KOMMO_O], TrainerSlot.TRAINER, true, p => {
         p.teraType = PokemonType.DRAGON;
+        p.generateAndPopulateMoveset();
         p.abilityIndex = p.species.speciesId === Species.KOMMO_O ? 1 : 2; // Soundproof Kommo-o, Unnerve Tyranitar, Rough Skin Garchomp
       }),
     )
-    .setPartyMemberFunc(
-      5,
-      getRandomPartyMemberFunc([Species.DRAGONITE], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.DRAGONITE], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.gender = Gender.MALE;
         p.setBoss(true, 2);
@@ -3121,24 +3635,18 @@ export const trainerConfigs: TrainerConfigs = {
     .setDoubleTitle("champion_double")
     .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.SKARMORY]))
     .setPartyMemberFunc(1, getRandomPartyMemberFunc([Species.CRADILY, Species.ARMALDO]))
-    .setPartyMemberFunc(
-      2,
-      getRandomPartyMemberFunc([Species.AGGRON], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.AGGRON], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.setBoss(true, 2);
       }),
     )
     .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.GOLURK, Species.RUNERIGUS]))
-    .setPartyMemberFunc(
-      4,
-      getRandomPartyMemberFunc([Species.REGIROCK, Species.REGICE, Species.REGISTEEL], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.REGIROCK, Species.REGICE, Species.REGISTEEL], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.pokeball = PokeballType.ULTRA_BALL;
       }),
     )
-    .setPartyMemberFunc(
-      5,
-      getRandomPartyMemberFunc([Species.METAGROSS], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.METAGROSS], TrainerSlot.TRAINER, true, p => {
         p.formIndex = 1; // Mega Metagross
         p.generateAndPopulateMoveset();
         p.generateName();
@@ -3152,17 +3660,13 @@ export const trainerConfigs: TrainerConfigs = {
     .setHasDouble("wallace_steven_double")
     .setDoubleTrainerType(TrainerType.STEVEN)
     .setDoubleTitle("champion_double")
-    .setPartyMemberFunc(
-      0,
-      getRandomPartyMemberFunc([Species.PELIPPER], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.PELIPPER], TrainerSlot.TRAINER, true, p => {
         p.abilityIndex = 1; // Drizzle
         p.generateAndPopulateMoveset();
       }),
     )
     .setPartyMemberFunc(1, getRandomPartyMemberFunc([Species.LUDICOLO]))
-    .setPartyMemberFunc(
-      2,
-      getRandomPartyMemberFunc([Species.LATIAS, Species.LATIOS], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.LATIAS, Species.LATIOS], TrainerSlot.TRAINER, true, p => {
         p.formIndex = 1; // Mega Latios or Mega Latias
         p.generateAndPopulateMoveset();
         p.generateName();
@@ -3170,16 +3674,12 @@ export const trainerConfigs: TrainerConfigs = {
       }),
     )
     .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.SWAMPERT, Species.GASTRODON, Species.SEISMITOAD]))
-    .setPartyMemberFunc(
-      4,
-      getRandomPartyMemberFunc([Species.REGIELEKI, Species.REGIDRAGO], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.REGIELEKI, Species.REGIDRAGO], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.pokeball = PokeballType.ULTRA_BALL;
       }),
     )
-    .setPartyMemberFunc(
-      5,
-      getRandomPartyMemberFunc([Species.MILOTIC], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.MILOTIC], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.gender = Gender.FEMALE;
         p.setBoss(true, 2);
@@ -3190,41 +3690,24 @@ export const trainerConfigs: TrainerConfigs = {
     .initForChampion(false)
     .setBattleBgm("battle_sinnoh_champion")
     .setMixedBattleBgm("battle_sinnoh_champion")
-    .setPartyMemberFunc(
-      0,
-      getRandomPartyMemberFunc([Species.SPIRITOMB], TrainerSlot.TRAINER, true, p => {
-        p.generateAndPopulateMoveset();
-      }),
-    )
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.SPIRITOMB]))
     .setPartyMemberFunc(1, getRandomPartyMemberFunc([Species.LUCARIO]))
-    .setPartyMemberFunc(
-      2,
-      getRandomPartyMemberFunc([Species.GIRATINA], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.GIRATINA], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.pokeball = PokeballType.MASTER_BALL;
       }),
     )
-    .setPartyMemberFunc(
-      3,
-      getRandomPartyMemberFunc(
-        [Species.MILOTIC, Species.ROSERADE, Species.HISUI_ARCANINE],
-        TrainerSlot.TRAINER,
-        true,
-        p => {
-          p.teraType = p.species.type1;
-        },
-      ),
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.MILOTIC, Species.ROSERADE, Species.HISUI_ARCANINE], TrainerSlot.TRAINER, true, p => {
+        p.generateAndPopulateMoveset();
+        p.teraType = p.species.type1;
+      }),
     )
-    .setPartyMemberFunc(
-      4,
-      getRandomPartyMemberFunc([Species.TOGEKISS], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.TOGEKISS], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.setBoss(true, 2);
       }),
     )
-    .setPartyMemberFunc(
-      5,
-      getRandomPartyMemberFunc([Species.GARCHOMP], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.GARCHOMP], TrainerSlot.TRAINER, true, p => {
         p.formIndex = 1; // Mega Garchomp
         p.generateAndPopulateMoveset();
         p.generateName();
@@ -3240,46 +3723,28 @@ export const trainerConfigs: TrainerConfigs = {
     .setBattleBgm("battle_champion_alder")
     .setMixedBattleBgm("battle_champion_alder")
     .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.BOUFFALANT, Species.BRAVIARY]))
-    .setPartyMemberFunc(
-      1,
-      getRandomPartyMemberFunc(
-        [Species.HISUI_LILLIGANT, Species.HISUI_ZOROARK, Species.BASCULEGION],
-        TrainerSlot.TRAINER,
-        true,
-        p => {
+    .setPartyMemberFunc(1, getRandomPartyMemberFunc([Species.HISUI_LILLIGANT, Species.HISUI_ZOROARK, Species.BASCULEGION], TrainerSlot.TRAINER, true, p => {
           p.generateAndPopulateMoveset();
           p.pokeball = PokeballType.ROGUE_BALL;
-        },
-      ),
+      }),
     )
-    .setPartyMemberFunc(
-      2,
-      getRandomPartyMemberFunc([Species.ZEKROM], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.ZEKROM], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.pokeball = PokeballType.MASTER_BALL;
       }),
     )
-    .setPartyMemberFunc(
-      3,
-      getRandomPartyMemberFunc([Species.KELDEO], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.KELDEO], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.pokeball = PokeballType.ULTRA_BALL;
       }),
     )
-    .setPartyMemberFunc(
-      4,
-      getRandomPartyMemberFunc(
-        [Species.CHANDELURE, Species.KROOKODILE, Species.REUNICLUS, Species.CONKELDURR],
-        TrainerSlot.TRAINER,
-        true,
-        p => {
-          p.teraType = p.species.speciesId === Species.KROOKODILE ? PokemonType.DARK : p.species.type1;
-        },
-      ),
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc(
+        [Species.CHANDELURE, Species.KROOKODILE, Species.REUNICLUS, Species.CONKELDURR], TrainerSlot.TRAINER, true, p => {
+        p.generateAndPopulateMoveset();
+        p.teraType = p.species.speciesId === Species.KROOKODILE ? PokemonType.DARK : p.species.type1;
+      }),
     )
-    .setPartyMemberFunc(
-      5,
-      getRandomPartyMemberFunc([Species.VOLCARONA], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.VOLCARONA], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.gender = Gender.MALE;
         p.setBoss(true, 2);
@@ -3295,35 +3760,23 @@ export const trainerConfigs: TrainerConfigs = {
     .setDoubleTitle("champion_double")
     .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.DRUDDIGON]))
     .setPartyMemberFunc(1, getRandomPartyMemberFunc([Species.ARCHEOPS]))
-    .setPartyMemberFunc(
-      2,
-      getRandomPartyMemberFunc([Species.RESHIRAM], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.RESHIRAM], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.pokeball = PokeballType.MASTER_BALL;
       }),
     )
-    .setPartyMemberFunc(
-      3,
-      getRandomPartyMemberFunc(
-        [Species.SALAMENCE, Species.HYDREIGON, Species.ARCHALUDON],
-        TrainerSlot.TRAINER,
-        true,
-        p => {
-          p.teraType = PokemonType.DRAGON;
-        },
-      ),
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.SALAMENCE, Species.HYDREIGON, Species.ARCHALUDON], TrainerSlot.TRAINER, true, p => {
+        p.generateAndPopulateMoveset();
+        p.teraType = PokemonType.DRAGON;
+      }),
     )
-    .setPartyMemberFunc(
-      4,
-      getRandomPartyMemberFunc([Species.LAPRAS], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.LAPRAS], TrainerSlot.TRAINER, true, p => {
         p.formIndex = 1; // G-Max Lapras
         p.generateAndPopulateMoveset();
         p.generateName();
       }),
     )
-    .setPartyMemberFunc(
-      5,
-      getRandomPartyMemberFunc([Species.HAXORUS], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.HAXORUS], TrainerSlot.TRAINER, true, p => {
         p.abilityIndex = 1; // Mold Breaker
         p.generateAndPopulateMoveset();
         p.gender = Gender.FEMALE;
@@ -3334,38 +3787,28 @@ export const trainerConfigs: TrainerConfigs = {
   [TrainerType.DIANTHA]: new TrainerConfig(++t)
     .initForChampion(false)
     .setMixedBattleBgm("battle_kalos_champion")
-    .setPartyMemberFunc(
-      0,
-      getRandomPartyMemberFunc([Species.HAWLUCHA], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.HAWLUCHA], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
       }),
     )
     .setPartyMemberFunc(1, getRandomPartyMemberFunc([Species.TREVENANT, Species.GOURGEIST]))
-    .setPartyMemberFunc(
-      2,
-      getRandomPartyMemberFunc([Species.XERNEAS], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.XERNEAS], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.pokeball = PokeballType.MASTER_BALL;
       }),
     )
-    .setPartyMemberFunc(
-      3,
-      getRandomPartyMemberFunc([Species.TYRANTRUM, Species.AURORUS], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.TYRANTRUM, Species.AURORUS], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.abilityIndex = 2; // Rock Head Tyrantrum, Snow Warning Aurorus
         p.teraType = p.species.type2!;
       }),
     )
-    .setPartyMemberFunc(
-      4,
-      getRandomPartyMemberFunc([Species.GOODRA], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.GOODRA], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.setBoss(true, 2);
       }),
     )
-    .setPartyMemberFunc(
-      5,
-      getRandomPartyMemberFunc([Species.GARDEVOIR], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.GARDEVOIR], TrainerSlot.TRAINER, true, p => {
         p.formIndex = 1; // Mega Gardevoir
         p.generateAndPopulateMoveset();
         p.generateName();
@@ -3376,45 +3819,29 @@ export const trainerConfigs: TrainerConfigs = {
   [TrainerType.KUKUI]: new TrainerConfig(++t)
     .initForChampion(true)
     .setMixedBattleBgm("battle_champion_kukui")
-    .setPartyMemberFunc(
-      0,
-      getRandomPartyMemberFunc([Species.LYCANROC], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.LYCANROC], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.formIndex = 2; // Dusk Lycanroc
       }),
     )
     .setPartyMemberFunc(1, getRandomPartyMemberFunc([Species.MAGNEZONE, Species.ALOLA_NINETALES]))
-    .setPartyMemberFunc(
-      2,
-      getRandomPartyMemberFunc(
-        [Species.TORNADUS, Species.THUNDURUS, Species.LANDORUS],
-        TrainerSlot.TRAINER,
-        true,
-        p => {
-          p.formIndex = 1; // Therian Formes
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.TORNADUS, Species.THUNDURUS, Species.LANDORUS], TrainerSlot.TRAINER, true, p => { p.formIndex = 1; // Therian Formes
           p.generateAndPopulateMoveset();
           p.pokeball = PokeballType.ULTRA_BALL;
-        },
-      ),
+      }),
     )
-    .setPartyMemberFunc(
-      3,
-      getRandomPartyMemberFunc([Species.TAPU_KOKO, Species.TAPU_FINI], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.TAPU_KOKO, Species.TAPU_FINI], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.setBoss(true, 2);
         p.pokeball = PokeballType.ULTRA_BALL;
       }),
     )
-    .setPartyMemberFunc(
-      4,
-      getRandomPartyMemberFunc([Species.SNORLAX], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.SNORLAX], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.formIndex = 1; // G-Max Snorlax
       }),
     )
-    .setPartyMemberFunc(
-      5,
-      getRandomPartyMemberFunc([Species.INCINEROAR, Species.HISUI_DECIDUEYE], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.INCINEROAR, Species.HISUI_DECIDUEYE], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.gender = Gender.MALE;
         p.teraType = p.species.type2!;
@@ -3424,39 +3851,26 @@ export const trainerConfigs: TrainerConfigs = {
   [TrainerType.HAU]: new TrainerConfig(++t)
     .initForChampion(true)
     .setMixedBattleBgm("battle_alola_champion")
-    .setPartyMemberFunc(
-      0,
-      getRandomPartyMemberFunc([Species.ALOLA_RAICHU], TrainerSlot.TRAINER, true, p => {
-        p.generateAndPopulateMoveset();
-      }),
-    )
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.ALOLA_RAICHU]))
     .setPartyMemberFunc(1, getRandomPartyMemberFunc([Species.NOIVERN]))
-    .setPartyMemberFunc(
-      2,
-      getRandomPartyMemberFunc([Species.SOLGALEO], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.SOLGALEO], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.pokeball = PokeballType.MASTER_BALL;
       }),
     )
-    .setPartyMemberFunc(
-      3,
-      getRandomPartyMemberFunc([Species.TAPU_LELE, Species.TAPU_BULU], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.TAPU_LELE, Species.TAPU_BULU], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.pokeball = PokeballType.ULTRA_BALL;
         p.teraType = p.species.type1;
       }),
     )
-    .setPartyMemberFunc(
-      4,
-      getRandomPartyMemberFunc([Species.ZYGARDE], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.ZYGARDE], TrainerSlot.TRAINER, true, p => {
         p.formIndex = 1; // Zygarde 10% forme, Aura Break
         p.generateAndPopulateMoveset();
         p.pokeball = PokeballType.ROGUE_BALL;
       }),
     )
-    .setPartyMemberFunc(
-      5,
-      getRandomPartyMemberFunc([Species.DECIDUEYE, Species.PRIMARINA], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.DECIDUEYE, Species.PRIMARINA], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.setBoss(true, 2);
         p.gender = p.species.speciesId === Species.PRIMARINA ? Gender.FEMALE : Gender.MALE;
@@ -3466,36 +3880,20 @@ export const trainerConfigs: TrainerConfigs = {
   [TrainerType.LEON]: new TrainerConfig(++t)
     .initForChampion(true)
     .setMixedBattleBgm("battle_galar_champion")
-    .setPartyMemberFunc(
-      0,
-      getRandomPartyMemberFunc([Species.AEGISLASH], TrainerSlot.TRAINER, true, p => {
-        p.generateAndPopulateMoveset();
-      }),
-    )
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.AEGISLASH]))
     .setPartyMemberFunc(1, getRandomPartyMemberFunc([Species.RHYPERIOR, Species.SEISMITOAD, Species.MR_RIME]))
-    .setPartyMemberFunc(
-      2,
-      getRandomPartyMemberFunc([Species.ZACIAN], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.ZACIAN], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.pokeball = PokeballType.MASTER_BALL;
       }),
     )
     .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.DRAGAPULT]))
-    .setPartyMemberFunc(
-      4,
-      getRandomPartyMemberFunc(
-        [Species.RILLABOOM, Species.CINDERACE, Species.INTELEON],
-        TrainerSlot.TRAINER,
-        true,
-        p => {
+    .setPartyMemberFunc(4,getRandomPartyMemberFunc([Species.RILLABOOM, Species.CINDERACE, Species.INTELEON], TrainerSlot.TRAINER, true, p => {
           p.generateAndPopulateMoveset();
           p.setBoss(true, 2);
-        },
-      ),
+      }),
     )
-    .setPartyMemberFunc(
-      5,
-      getRandomPartyMemberFunc([Species.CHARIZARD], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.CHARIZARD], TrainerSlot.TRAINER, true, p => {
         p.formIndex = 3; // G-Max Charizard
         p.generateAndPopulateMoveset();
         p.generateName();
@@ -3506,46 +3904,34 @@ export const trainerConfigs: TrainerConfigs = {
   [TrainerType.MUSTARD]: new TrainerConfig(++t)
     .initForChampion(true)
     .setMixedBattleBgm("battle_mustard")
-    .setPartyMemberFunc(
-      0,
-      getRandomPartyMemberFunc([Species.CORVIKNIGHT], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.CORVIKNIGHT], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.pokeball = PokeballType.ULTRA_BALL;
       }),
     )
-    .setPartyMemberFunc(
-      1,
-      getRandomPartyMemberFunc([Species.KOMMO_O], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(1, getRandomPartyMemberFunc([Species.KOMMO_O], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.pokeball = PokeballType.ULTRA_BALL;
       }),
     )
-    .setPartyMemberFunc(
-      2,
-      getRandomPartyMemberFunc([Species.GALAR_SLOWBRO, Species.GALAR_SLOWKING], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.GALAR_SLOWBRO, Species.GALAR_SLOWKING], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.pokeball = PokeballType.ULTRA_BALL;
-        p.teraType = PokemonType.PSYCHIC;
+        p.teraType = p.species.type1;
       }),
     )
-    .setPartyMemberFunc(
-      3,
-      getRandomPartyMemberFunc([Species.GALAR_DARMANITAN], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.GALAR_DARMANITAN], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.pokeball = PokeballType.ULTRA_BALL;
       }),
     )
-    .setPartyMemberFunc(
-      4,
-      getRandomPartyMemberFunc([Species.BLASTOISE, Species.VENUSAUR], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.BLASTOISE, Species.VENUSAUR], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.setBoss(true, 2);
         p.pokeball = PokeballType.ULTRA_BALL;
       }),
     )
-    .setPartyMemberFunc(
-      5,
-      getRandomPartyMemberFunc([Species.URSHIFU], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.URSHIFU], TrainerSlot.TRAINER, true, p => {
         p.formIndex = randSeedInt(2, 2); // Random G-Max Urshifu
         p.generateAndPopulateMoveset();
         p.generateName();
@@ -3553,32 +3939,30 @@ export const trainerConfigs: TrainerConfigs = {
         p.pokeball = PokeballType.ULTRA_BALL;
       }),
     )
-    .setInstantTera(2), // Tera Psychic Galar-Slowbro / Galar-Slowking
+    .setInstantTera(2), // Tera Poison Galar-Slowbro / Galar-Slowking
   [TrainerType.GEETA]: new TrainerConfig(++t)
     .initForChampion(false)
     .setMixedBattleBgm("battle_champion_geeta")
-    .setPartyMemberFunc(
-      0,
-      getRandomPartyMemberFunc([Species.GLIMMORA], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.GLIMMORA], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.gender = Gender.MALE;
         p.setBoss(true, 2);
       }),
     )
     .setPartyMemberFunc(1, getRandomPartyMemberFunc([Species.ESPATHRA, Species.VELUZA]))
-    .setPartyMemberFunc(
-      2,
-      getRandomPartyMemberFunc([Species.MIRAIDON], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.MIRAIDON], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.pokeball = PokeballType.MASTER_BALL;
       }),
     )
     .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.BAXCALIBUR]))
     .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.CHESNAUGHT, Species.DELPHOX, Species.GRENINJA]))
-    .setPartyMemberFunc(
-      5,
-      getRandomPartyMemberFunc([Species.KINGAMBIT], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.KINGAMBIT], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
+        if (!p.moveset.some(move => !isNullOrUndefined(move) && move.moveId === Moves.TERA_BLAST)) {
+          // Check if Tera Blast is in the moveset, if not, replace the third move with Tera Blast.
+          p.moveset[2] = new PokemonMove(Moves.TERA_BLAST);
+        }
         p.abilityIndex = 1; // Supreme Overlord
         p.teraType = PokemonType.FLYING;
       }),
@@ -3587,75 +3971,50 @@ export const trainerConfigs: TrainerConfigs = {
   [TrainerType.NEMONA]: new TrainerConfig(++t)
     .initForChampion(false)
     .setMixedBattleBgm("battle_champion_nemona")
-    .setPartyMemberFunc(
-      0,
-      getRandomPartyMemberFunc([Species.LYCANROC], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.LYCANROC], TrainerSlot.TRAINER, true, p => {
         p.formIndex = 0; // Midday form
         p.generateAndPopulateMoveset();
       }),
     )
     .setPartyMemberFunc(1, getRandomPartyMemberFunc([Species.PAWMOT]))
-    .setPartyMemberFunc(
-      2,
-      getRandomPartyMemberFunc([Species.KORAIDON], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.KORAIDON], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.pokeball = PokeballType.MASTER_BALL;
       }),
     )
     .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.GHOLDENGO]))
-    .setPartyMemberFunc(
-      4,
-      getRandomPartyMemberFunc([Species.ARMAROUGE, Species.CERULEDGE], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.ARMAROUGE, Species.CERULEDGE], TrainerSlot.TRAINER, true, p => {
+        p.generateAndPopulateMoveset();
         p.teraType = p.species.type2!;
       }),
     )
-    .setPartyMemberFunc(
-      5,
-      getRandomPartyMemberFunc(
-        [Species.MEOWSCARADA, Species.SKELEDIRGE, Species.QUAQUAVAL],
-        TrainerSlot.TRAINER,
-        true,
-        p => {
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.MEOWSCARADA, Species.SKELEDIRGE, Species.QUAQUAVAL], TrainerSlot.TRAINER, true, p => {
           p.generateAndPopulateMoveset();
           p.gender = Gender.MALE;
           p.setBoss(true, 2);
-        },
-      ),
+      }),
     )
     .setInstantTera(4), // Tera Psychic Armarouge / Ghost Ceruledge
   [TrainerType.KIERAN]: new TrainerConfig(++t)
     .initForChampion(true)
     .setMixedBattleBgm("battle_champion_kieran")
-    .setPartyMemberFunc(
-      0,
-      getRandomPartyMemberFunc([Species.POLIWRATH, Species.POLITOED], TrainerSlot.TRAINER, true, p => {
-        p.generateAndPopulateMoveset();
-      }),
-    )
-    .setPartyMemberFunc(
-      1,
-      getRandomPartyMemberFunc([Species.INCINEROAR, Species.GRIMMSNARL], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(0, getRandomPartyMemberFunc([Species.POLIWRATH, Species.POLITOED]))
+    .setPartyMemberFunc(1, getRandomPartyMemberFunc([Species.INCINEROAR, Species.GRIMMSNARL], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.abilityIndex = p.species.speciesId === Species.INCINEROAR ? 2 : 0; // Intimidate Incineroar, Prankster Grimmsnarl
       }),
     )
-    .setPartyMemberFunc(
-      2,
-      getRandomPartyMemberFunc([Species.TERAPAGOS], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(2, getRandomPartyMemberFunc([Species.TERAPAGOS], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.pokeball = PokeballType.MASTER_BALL;
       }),
     )
-    .setPartyMemberFunc(
-      3,
-      getRandomPartyMemberFunc([Species.URSALUNA, Species.BLOODMOON_URSALUNA], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(3, getRandomPartyMemberFunc([Species.URSALUNA, Species.BLOODMOON_URSALUNA], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.pokeball = PokeballType.ULTRA_BALL;
       }),
     )
-    .setPartyMemberFunc(
-      4,
-      getRandomPartyMemberFunc([Species.OGERPON], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(4, getRandomPartyMemberFunc([Species.OGERPON], TrainerSlot.TRAINER, true, p => {
         p.formIndex = randSeedInt(4); // Random Ogerpon Tera Mask
         p.generateAndPopulateMoveset();
         p.pokeball = PokeballType.ULTRA_BALL;
@@ -3665,9 +4024,7 @@ export const trainerConfigs: TrainerConfigs = {
         }
       }),
     )
-    .setPartyMemberFunc(
-      5,
-      getRandomPartyMemberFunc([Species.HYDRAPPLE], TrainerSlot.TRAINER, true, p => {
+    .setPartyMemberFunc(5, getRandomPartyMemberFunc([Species.HYDRAPPLE], TrainerSlot.TRAINER, true, p => {
         p.generateAndPopulateMoveset();
         p.gender = Gender.MALE;
         p.setBoss(true, 2);
@@ -4830,7 +5187,7 @@ export const trainerConfigs: TrainerConfigs = {
         p.pokeball = PokeballType.ULTRA_BALL;
         p.formIndex = randSeedInt(4, 1); // Shock, Burn, Chill, or Douse Drive
         if (!p.moveset.some(move => !isNullOrUndefined(move) && move.moveId === Moves.TECHNO_BLAST)) {
-          // Check if Techno Blast is in the moveset, if not, replace the first move with Techno Blast.
+          // Check if Techno Blast is in the moveset, if not, replace the third move with Techno Blast.
           p.moveset[2] = new PokemonMove(Moves.TECHNO_BLAST);
         }
       }),