diff --git a/src/locales/en/config.ts b/src/locales/en/config.ts
index d2d808e950e..0752a393711 100644
--- a/src/locales/en/config.ts
+++ b/src/locales/en/config.ts
@@ -58,6 +58,7 @@ import terrain from "./terrain.json";
 import modifierSelectUiHandler from "./modifier-select-ui-handler.json";
 import moveTriggers from "./move-trigger.json";
 import runHistory from "./run-history.json";
+import { mysteryEncounter } from "#app/locales/en/mystery-encounter";
 
 export const enConfig = {
   ability,
@@ -120,5 +121,5 @@ export const enConfig = {
   modifierSelectUiHandler,
   moveTriggers,
   runHistory,
-  mysteryEncounter
+  mysteryEncounter: mysteryEncounter
 };
diff --git a/src/locales/en/dialogue-male.json b/src/locales/en/dialogue-male.json
index bf0612539d3..f10fc11fa7c 100644
--- a/src/locales/en/dialogue-male.json
+++ b/src/locales/en/dialogue-male.json
@@ -787,6 +787,106 @@
       "1": "Fools with no vision will continue to befoul this beautiful world."
     }
   },
+  "stat_trainer_buck": {
+    "encounter": {
+      "1": "...I'm telling you right now. I'm seriously tough. Act surprised!",
+      "2": "I can feel my Pokémon shivering inside their Pokéballs!"
+    },
+    "victory": {
+      "1": "Heeheehee!\nSo hot, you!"
+    },
+    "defeat": {
+      "1": "Whoa! You're all out of gas, I guess."
+    }
+  },
+  "stat_trainer_cheryl": {
+    "encounter": {
+      "1": "My Pokémon have been itching for a battle.",
+      "2": "I should warn you, my Pokémon can be quite rambunctious."
+    },
+    "victory": {
+      "1": "Striking the right balance of offense and defense... It's not easy to do."
+    },
+    "defeat": {
+      "1": "Do your Pokémon need any healing?"
+    }
+  },
+  "stat_trainer_marley": {
+    "encounter": {
+      "1": "... OK.\nI'll do my best.",
+      "2": "... OK.\nI... won't lose...!"
+    },
+    "victory": {
+      "1": "... Awww."
+    },
+    "defeat": {
+      "1": "... Goodbye."
+    }
+  },
+  "stat_trainer_mira": {
+    "encounter": {
+      "1": "You will be shocked by Mira!",
+      "2": "Mira will show you that Mira doesn't get lost anymore!"
+    },
+    "victory": {
+      "1": "Mira wonders if she can get very far in this land."
+    },
+    "defeat": {
+      "1": "Mira knew she would win!"
+    }
+  },
+  "stat_trainer_riley": {
+    "encounter": {
+      "1": "Battling is our way of greeting!",
+      "2": "We're pulling out all the stops to put your Pokémon down."
+    },
+    "victory": {
+      "1": "At times we battle, and sometimes we team up...\n      $It's great how Trainers can interact."
+    },
+    "defeat": {
+      "1": "You put up quite the display.\nBetter luck next time."
+    }
+  },
+  "winstrates_victor": {
+    "encounter": {
+      "1": "That's the spirit! I like you!"
+    },
+    "victory": {
+      "1": "A-ha! You're stronger than I thought!"
+    }
+  },
+  "winstrates_victoria": {
+    "encounter": {
+      "1": "My goodness! Aren't you young?\n      $You must be quite the trainer to beat my husband, though.\n      $Now I suppose it's my turn to battle!"
+    },
+    "victory": {
+      "1": "Uwah! Just how strong are you?!"
+    }
+  },
+  "winstrates_vivi": {
+    "encounter": {
+      "1": "You're stronger than Mom? Wow!\n      $But I'm strong, too!\nReally! Honestly!"
+    },
+    "victory": {
+      "1": "Huh? Did I really lose?\nSnivel... Grandmaaa!"
+    }
+  },
+  "winstrates_vicky": {
+    "encounter": {
+      "1": "How dare you make my precious\ngranddaughter cry!\n      $I see I need to teach you a lesson.\nPrepare to feel the sting of defeat!"
+    },
+    "victory": {
+      "1": "Whoa! So strong!\nMy granddaughter wasn't lying."
+    }
+  },
+  "winstrates_vito": {
+    "encounter": {
+      "1": "I trained together with my whole family,\nevery one of us!\n      $I'm not losing to anyone!"
+    },
+    "victory": {
+      "1": "I was better than everyone in my family.\nI've never lost before..."
+    }
+  },
   "brock": {
     "encounter": {
       "1": "My expertise on Rock-type Pokémon will take you down! Come on!",
diff --git a/src/locales/en/modifier-type.json b/src/locales/en/modifier-type.json
index ed1ef900878..6bc3eab2f91 100644
--- a/src/locales/en/modifier-type.json
+++ b/src/locales/en/modifier-type.json
@@ -64,6 +64,20 @@
     "PokemonBaseStatBoosterModifierType": {
       "description": "Increases the holder's base {{statName}} by 10%. The higher your IVs, the higher the stack limit."
     },
+    "PokemonBaseStatTotalModifierType": {
+      "name": "Shuckle Juice",
+      "description": "{{increaseDecrease}} all of the holder's base stats by {{statValue}}. You were {{blessCurse}} by the Shuckle.",
+      "extra": {
+        "increase": "Increases",
+        "decrease": "Decreases",
+        "blessed": "blessed",
+        "cursed": "cursed"
+      }
+    },
+    "PokemonBaseStatFlatModifierType": {
+      "name": "Old Gateau",
+      "description": "Increases the holder's {{stats}} base stats by {{statValue}}. Found after a strange dream.",
+    },
     "AllPokemonFullHpRestoreModifierType": {
       "description": "Restores 100% HP for all Pokémon."
     },
@@ -242,7 +256,12 @@
     "ENEMY_ATTACK_BURN_CHANCE": { "name": "Burn Token" },
     "ENEMY_STATUS_EFFECT_HEAL_CHANCE": { "name": "Full Heal Token", "description": "Adds a 2.5% chance every turn to heal a status condition." },
     "ENEMY_ENDURE_CHANCE": { "name": "Endure Token" },
-    "ENEMY_FUSED_CHANCE": { "name": "Fusion Token", "description": "Adds a 1% chance that a wild Pokémon will be a fusion." }
+    "ENEMY_FUSED_CHANCE": { "name": "Fusion Token", "description": "Adds a 1% chance that a wild Pokémon will be a fusion." },
+
+    "MYSTERY_ENCOUNTER_SHUCKLE_JUICE": { "name": "Shuckle Juice" },
+    "MYSTERY_ENCOUNTER_BLACK_SLUDGE": { "name": "Black Sludge", "description": "The stench is so powerful that healing items are no longer available to purchase in shops." },
+    "MYSTERY_ENCOUNTER_MACHO_BRACE": { "name": "Macho Brace", "description": "Defeating a Pokémon grants the holder a Macho Brace stack. Each stack slightly boosts stats, with an extra bonus at max stacks." },
+    "MYSTERY_ENCOUNTER_OLD_GATEAU": { "name": "Old Gateau", "description": "Increases the holder's {{stats}} stats by {{statValue}}." }
   },
   "SpeciesBoosterItem": {
     "LIGHT_BALL": { "name": "Light Ball", "description": "It's a mysterious orb that boosts Pikachu's Attack and Sp. Atk stats." },
diff --git a/src/locales/en/trainer-classes.json b/src/locales/en/trainer-classes.json
index 1b827281a6a..f3b81b06acb 100644
--- a/src/locales/en/trainer-classes.json
+++ b/src/locales/en/trainer-classes.json
@@ -117,5 +117,15 @@
   "plasma_grunts": "Plasma Grunts",
   "flare_grunt": "Flare Grunt",
   "flare_grunt_female": "Flare Grunt",
-  "flare_grunts": "Flare Grunts"
+  "flare_grunts": "Flare Grunts",
+  "buck": "Buck",
+  "cheryl": "Cheryl",
+  "marley": "Marley",
+  "mira": "Mira",
+  "riley": "Riley",
+  "victor": "Victor",
+  "victoria": "Victoria",
+  "vivi": "Vivi",
+  "vicky": "Vicky",
+  "vito": "Vito"
 }
\ No newline at end of file