diff --git a/src/data/mystery-encounters/utils/encounter-pokemon-utils.ts b/src/data/mystery-encounters/utils/encounter-pokemon-utils.ts
index 5a1bbc214c2..085cb8f3594 100644
--- a/src/data/mystery-encounters/utils/encounter-pokemon-utils.ts
+++ b/src/data/mystery-encounters/utils/encounter-pokemon-utils.ts
@@ -12,8 +12,8 @@ import { CustomPokemonData } from "#data/pokemon-data";
 import type { PokemonSpecies } from "#data/pokemon-species";
 import { getStatusEffectCatchRateMultiplier } from "#data/status-effect";
 import type { AbilityId } from "#enums/ability-id";
-import type { HeldItemId } from "#enums/held-item-id";
 import { ChallengeType } from "#enums/challenge-type";
+import type { HeldItemId } from "#enums/held-item-id";
 import { PlayerGender } from "#enums/player-gender";
 import type { PokeballType } from "#enums/pokeball";
 import type { PokemonType } from "#enums/pokemon-type";
@@ -643,22 +643,17 @@ export async function catchPokemon(
         }
       };
       const addToParty = (slotIndex?: number) => {
-        pokemon.addToParty(pokeballType, slotIndex);
+        const newPokemon = pokemon.addToParty(pokeballType, slotIndex);
         if (globalScene.getPlayerParty().filter(p => p.isShiny()).length === 6) {
           globalScene.validateAchv(achvs.SHINY_PARTY);
         }
-      };
-      Promise.all([pokemon.hideInfo(), globalScene.gameData.setPokemonCaught(pokemon)]).then(() => {
-        const addStatus = new BooleanHolder(true);
-        applyChallenges(ChallengeType.POKEMON_ADD_TO_PARTY, pokemon, addStatus);
-        if (!addStatus.value) {
-          removePokemon();
-          if (newPokemon) {
-            newPokemon.loadAssets().then(end);
-          } else {
-            end();
-          }
-        });
+        globalScene.updateItems(true);
+        removePokemon();
+        if (newPokemon) {
+          newPokemon.loadAssets().then(end);
+        } else {
+          end();
+        }
       };
       Promise.all([pokemon.hideInfo(), globalScene.gameData.setPokemonCaught(pokemon)]).then(() => {
         const addStatus = new BooleanHolder(true);
diff --git a/src/ui/party-ui-handler.ts b/src/ui/party-ui-handler.ts
index 13b9fcbb517..557ec6c7e29 100644
--- a/src/ui/party-ui-handler.ts
+++ b/src/ui/party-ui-handler.ts
@@ -187,7 +187,7 @@ export class PartyUiHandler extends MessageUiHandler {
   private lastCursor = 0;
   private lastLeftPokemonCursor = 0;
   private lastRightPokemonCursor = 0;
-  private selectCallback: PartySelectCallback | PokemonItemTransferSelectFilter | null;
+  private selectCallback: PartySelectCallback | PartyItemTransferSelectCallback | null;
   private selectFilter: PokemonSelectFilter | PokemonItemTransferSelectFilter;
   private moveSelectFilter: PokemonMoveSelectFilter;
   private tmMoveId: MoveId;
diff --git a/src/utils/challenge-utils.ts b/src/utils/challenge-utils.ts
index 43297027e04..b924df1cd08 100644
--- a/src/utils/challenge-utils.ts
+++ b/src/utils/challenge-utils.ts
@@ -8,7 +8,7 @@ import type { MoveId } from "#enums/move-id";
 import type { MoveSourceType } from "#enums/move-source-type";
 import type { SpeciesId } from "#enums/species-id";
 import type { EnemyPokemon, PlayerPokemon, Pokemon } from "#field/pokemon";
-import type { ModifierTypeOption } from "#modifiers/modifier-type";
+import type { RewardOption } from "#items/reward";
 import type { DexAttrProps } from "#system/game-data";
 import { BooleanHolder, type NumberHolder } from "./common";
 import { getPokemonSpecies } from "./pokemon-utils";
@@ -229,7 +229,7 @@ export function applyChallenges(
  */
 export function applyChallenges(
   challengeType: ChallengeType.SHOP_ITEM,
-  shopItem: ModifierTypeOption | null,
+  shopItem: RewardOption | null,
   status: BooleanHolder,
 ): boolean;
 
@@ -242,7 +242,7 @@ export function applyChallenges(
  */
 export function applyChallenges(
   challengeType: ChallengeType.WAVE_REWARD,
-  reward: ModifierTypeOption | null,
+  reward: RewardOption | null,
   status: BooleanHolder,
 ): boolean;