diff --git a/src/battle-scene.ts b/src/battle-scene.ts
index 40818a8eaaf..4be9247f18c 100644
--- a/src/battle-scene.ts
+++ b/src/battle-scene.ts
@@ -53,7 +53,7 @@ import { allMoves } from "./data/data-lists";
 import { MusicPreference } from "#app/system/settings/settings";
 import {
   getDefaultModifierTypeForTier,
-  getEnemyModifierTypesForWave,
+  getEnemyHeldItemsForWave,
   getLuckString,
   getLuckTextTint,
   getModifierPoolForType,
@@ -3223,13 +3223,13 @@ export default class BattleScene extends SceneBase {
           if (isBoss) {
             count = Math.max(count, Math.floor(chances / 2));
           }
-          getEnemyModifierTypesForWave(
+          getEnemyHeldItemsForWave(
             difficultyWaveIndex,
             count,
             [enemyPokemon],
             this.currentBattle.battleType === BattleType.TRAINER ? ModifierPoolType.TRAINER : ModifierPoolType.WILD,
             upgradeChance,
-          ).map(mt => mt.newModifier(enemyPokemon).add(this.enemyModifiers, false));
+          ).map(itemId => enemyPokemon.heldItemManager.add(itemId));
         }
         return true;
       });
diff --git a/src/enums/held-items.ts b/src/enums/held-items.ts
index 7871eeedc74..727dc4f7f0e 100644
--- a/src/enums/held-items.ts
+++ b/src/enums/held-items.ts
@@ -71,6 +71,17 @@ export const HeldItems = {
   FLAME_ORB: 0x070C,
   SOUL_DEW: 0x070D,
   BATON: 0x070E,
+
+  // Mini Black Hole
+  MINI_BLACK_HOLE: 0x0801,
+
+  // Vitamins
+  HP_UP: 0x0901,
+  PROTEIN: 0x0902,
+  IRON: 0x0903,
+  CALCIUM: 0x0904,
+  ZINC: 0x0905,
+  CARBOS: 0x0906,
 };
 
 export type HeldItems = (typeof HeldItems)[keyof typeof HeldItems];
diff --git a/src/items/all-held-items.ts b/src/items/all-held-items.ts
index ec054f493a5..273cf8221b8 100644
--- a/src/items/all-held-items.ts
+++ b/src/items/all-held-items.ts
@@ -1,11 +1,20 @@
+import { getEnumValues } from "#app/utils/common";
+import { BerryType } from "#enums/berry-type";
 import { HeldItems } from "#enums/held-items";
 import type { PokemonType } from "#enums/pokemon-type";
+import type { PermanentStat } from "#enums/stat";
 import { ITEM_EFFECT } from "./held-item";
 import {
   type ATTACK_TYPE_BOOST_PARAMS,
   AttackTypeBoosterHeldItem,
   attackTypeToHeldItem,
 } from "./held-items/attack-type-booster";
+import {
+  type BASE_STAT_BOOSTER_PARAMS,
+  BaseStatBoosterHeldItem,
+  permanentStatToHeldItem,
+} from "./held-items/base-stat-booster";
+import { type BERRY_PARAMS, BerryHeldItem, berryTypeToHeldItem } from "./held-items/berry";
 import { type EXP_BOOST_PARAMS, ExpBoosterHeldItem } from "./held-items/exp-booster";
 import { type HIT_HEAL_PARAMS, HitHealHeldItem } from "./held-items/hit-heal";
 import type { RESET_NEGATIVE_STAT_STAGE_PARAMS } from "./held-items/reset-negative-stat-stage";
@@ -20,12 +29,29 @@ export function initHeldItems() {
     const pokemonType = Number(typeKey) as PokemonType;
     allHeldItems[heldItemType] = new AttackTypeBoosterHeldItem(heldItemType, 99, pokemonType, 0.2);
   }
+
+  // vitamins
+  for (const [statKey, heldItemType] of Object.entries(permanentStatToHeldItem)) {
+    const stat = Number(statKey) as PermanentStat;
+    allHeldItems[heldItemType] = new BaseStatBoosterHeldItem(heldItemType, 10, stat);
+  }
+
   allHeldItems[HeldItems.LEFTOVERS] = new TurnEndHealHeldItem(HeldItems.LEFTOVERS, 4);
   allHeldItems[HeldItems.SHELL_BELL] = new HitHealHeldItem(HeldItems.SHELL_BELL, 4);
 
   allHeldItems[HeldItems.LUCKY_EGG] = new ExpBoosterHeldItem(HeldItems.LUCKY_EGG, 99, 40);
   allHeldItems[HeldItems.GOLDEN_EGG] = new ExpBoosterHeldItem(HeldItems.GOLDEN_EGG, 99, 100);
 
+  for (const berry of getEnumValues(BerryType)) {
+    let maxStackCount: number;
+    if ([BerryType.LUM, BerryType.LEPPA, BerryType.SITRUS, BerryType.ENIGMA].includes(berry)) {
+      maxStackCount = 2;
+    } else {
+      maxStackCount = 3;
+    }
+    const berryId = berryTypeToHeldItem[berry];
+    allHeldItems[berryId] = new BerryHeldItem(berry, maxStackCount);
+  }
   console.log(allHeldItems);
 }
 
@@ -35,6 +61,8 @@ type APPLY_HELD_ITEMS_PARAMS = {
   [ITEM_EFFECT.HIT_HEAL]: HIT_HEAL_PARAMS;
   [ITEM_EFFECT.RESET_NEGATIVE_STAT_STAGE]: RESET_NEGATIVE_STAT_STAGE_PARAMS;
   [ITEM_EFFECT.EXP_BOOSTER]: EXP_BOOST_PARAMS;
+  [ITEM_EFFECT.BERRY]: BERRY_PARAMS;
+  [ITEM_EFFECT.BASE_STAT_BOOSTER]: BASE_STAT_BOOSTER_PARAMS;
 };
 
 export function applyHeldItems<T extends ITEM_EFFECT>(effect: T, params: APPLY_HELD_ITEMS_PARAMS[T]) {
diff --git a/src/items/held-item.ts b/src/items/held-item.ts
index 013593a738b..8d1f5137637 100644
--- a/src/items/held-item.ts
+++ b/src/items/held-item.ts
@@ -1,3 +1,4 @@
+import { applyPostItemLostAbAttrs, PostItemLostAbAttr } from "#app/data/abilities/ability";
 import type Pokemon from "#app/field/pokemon";
 import { globalScene } from "#app/global-scene";
 import type { HeldItems } from "#enums/held-items";
@@ -8,6 +9,9 @@ export const ITEM_EFFECT = {
   HIT_HEAL: 3,
   RESET_NEGATIVE_STAT_STAGE: 4,
   EXP_BOOSTER: 5,
+  // Should we actually distinguish different berry effects?
+  BERRY: 6,
+  BASE_STAT_BOOSTER: 7,
 } as const;
 
 export type ITEM_EFFECT = (typeof ITEM_EFFECT)[keyof typeof ITEM_EFFECT];
@@ -41,6 +45,7 @@ export class HeldItem {
     return "";
   }
 
+  // TODO: Aren't these fine as just properties to set in the subclass definition?
   untransferable(): HeldItem {
     this.isTransferable = false;
     return this;
@@ -119,10 +124,15 @@ export class HeldItem {
 }
 
 export class ConsumableHeldItem extends HeldItem {
-  consume(pokemon: Pokemon, isPlayer: boolean): boolean {
-    pokemon.heldItemManager.remove(this.type, 1);
-    // TODO: Turn this into updateItemBar or something
-    globalScene.updateModifiers(isPlayer);
-    return true;
+  // Sometimes berries are not eaten, some stuff may not proc unburden...
+  consume(pokemon: Pokemon, isPlayer: boolean, remove = true, unburden = true): void {
+    if (remove) {
+      pokemon.heldItemManager.remove(this.type, 1);
+      // TODO: Turn this into updateItemBar or something
+      globalScene.updateModifiers(isPlayer);
+    }
+    if (unburden) {
+      applyPostItemLostAbAttrs(PostItemLostAbAttr, pokemon, false);
+    }
   }
 }
diff --git a/src/items/held-items/attack-type-booster.ts b/src/items/held-items/attack-type-booster.ts
index 4d1df7af8ff..f9048480e3f 100644
--- a/src/items/held-items/attack-type-booster.ts
+++ b/src/items/held-items/attack-type-booster.ts
@@ -44,6 +44,7 @@ export class AttackTypeBoosterHeldItem extends HeldItem {
   public moveType: PokemonType;
   public powerBoost: number;
 
+  // This constructor may need a revision
   constructor(type: HeldItems, maxStackCount = 1, moveType: PokemonType, powerBoost: number) {
     super(type, maxStackCount);
     this.moveType = moveType;
diff --git a/src/items/held-items/base-stat-booster.ts b/src/items/held-items/base-stat-booster.ts
new file mode 100644
index 00000000000..d65675a35c9
--- /dev/null
+++ b/src/items/held-items/base-stat-booster.ts
@@ -0,0 +1,81 @@
+import type Pokemon from "#app/field/pokemon";
+import { HeldItems } from "#enums/held-items";
+import { getStatKey, type PermanentStat, Stat } from "#enums/stat";
+import i18next from "i18next";
+import { HeldItem, ITEM_EFFECT } from "../held-item";
+
+export interface BASE_STAT_BOOSTER_PARAMS {
+  /** The pokemon with the item */
+  pokemon: Pokemon;
+  baseStats: number[];
+}
+
+interface PermanentStatToHeldItemMap {
+  [key: number]: HeldItems;
+}
+
+export const permanentStatToHeldItem: PermanentStatToHeldItemMap = {
+  [Stat.HP]: HeldItems.HP_UP,
+  [Stat.ATK]: HeldItems.PROTEIN,
+  [Stat.DEF]: HeldItems.IRON,
+  [Stat.SPATK]: HeldItems.CALCIUM,
+  [Stat.SPDEF]: HeldItems.ZINC,
+  [Stat.SPD]: HeldItems.CARBOS,
+};
+
+export const statBoostItems: Record<PermanentStat, string> = {
+  [Stat.HP]: "hp_up",
+  [Stat.ATK]: "protein",
+  [Stat.DEF]: "iron",
+  [Stat.SPATK]: "calcium",
+  [Stat.SPDEF]: "zinc",
+  [Stat.SPD]: "carbos",
+};
+
+export class BaseStatBoosterHeldItem extends HeldItem {
+  public effects: ITEM_EFFECT[] = [ITEM_EFFECT.BASE_STAT_BOOSTER];
+  public stat: PermanentStat;
+
+  constructor(type: HeldItems, maxStackCount = 1, stat: PermanentStat) {
+    super(type, maxStackCount);
+    this.stat = stat;
+  }
+
+  get name(): string {
+    return i18next.t(`modifierType:BaseStatBoosterItem.${statBoostItems[this.stat]}`);
+  }
+
+  get description(): string {
+    return i18next.t("modifierType:ModifierType.BaseStatBoosterModifierType.description", {
+      stat: i18next.t(getStatKey(this.stat)),
+    });
+  }
+
+  get iconName(): string {
+    return statBoostItems[this.stat];
+  }
+
+  /**
+   * Checks if {@linkcode BaseStatModifier} should be applied to the specified {@linkcode Pokemon}.
+   * @param _pokemon the {@linkcode Pokemon} to be modified
+   * @param baseStats the base stats of the {@linkcode Pokemon}
+   * @returns `true` if the {@linkcode Pokemon} should be modified
+   */
+  //  override shouldApply(_pokemon?: Pokemon, baseStats?: number[]): boolean {
+  //      return super.shouldApply(_pokemon, baseStats) && Array.isArray(baseStats);
+  //  }
+
+  /**
+   * Applies the {@linkcode BaseStatModifier} to the specified {@linkcode Pokemon}.
+   * @param _pokemon the {@linkcode Pokemon} to be modified
+   * @param baseStats the base stats of the {@linkcode Pokemon}
+   * @returns always `true`
+   */
+  apply(params: BASE_STAT_BOOSTER_PARAMS): boolean {
+    const pokemon = params.pokemon;
+    const stackCount = pokemon.heldItemManager.getStack(this.type);
+    const baseStats = params.baseStats;
+    baseStats[this.stat] = Math.floor(baseStats[this.stat] * (1 + stackCount * 0.1));
+    return true;
+  }
+}
diff --git a/src/items/held-items/berry.ts b/src/items/held-items/berry.ts
new file mode 100644
index 00000000000..28f453d664c
--- /dev/null
+++ b/src/items/held-items/berry.ts
@@ -0,0 +1,99 @@
+import { getBerryEffectDescription, getBerryEffectFunc, getBerryName } from "#app/data/berry";
+import type Pokemon from "#app/field/pokemon";
+import { globalScene } from "#app/global-scene";
+import { ConsumableHeldItem, ITEM_EFFECT } from "#app/items/held-item";
+import { PreserveBerryModifier } from "#app/modifier/modifier";
+import { BooleanHolder } from "#app/utils/common";
+import { BerryType } from "#enums/berry-type";
+import { HeldItems } from "#enums/held-items";
+
+interface BerryTypeToHeldItemMap {
+  [key: number]: HeldItems;
+}
+
+export const berryTypeToHeldItem: BerryTypeToHeldItemMap = {
+  [BerryType.SITRUS]: HeldItems.SITRUS_BERRY,
+  [BerryType.LUM]: HeldItems.LUM_BERRY,
+  [BerryType.ENIGMA]: HeldItems.ENIGMA_BERRY,
+  [BerryType.LIECHI]: HeldItems.LIECHI_BERRY,
+  [BerryType.GANLON]: HeldItems.GANLON_BERRY,
+  [BerryType.PETAYA]: HeldItems.PETAYA_BERRY,
+  [BerryType.APICOT]: HeldItems.APICOT_BERRY,
+  [BerryType.SALAC]: HeldItems.SALAC_BERRY,
+  [BerryType.LANSAT]: HeldItems.LANSAT_BERRY,
+  [BerryType.STARF]: HeldItems.STARF_BERRY,
+  [BerryType.LEPPA]: HeldItems.LEPPA_BERRY,
+};
+
+export interface BERRY_PARAMS {
+  /** The pokemon with the item */
+  pokemon: Pokemon;
+  /** Whether the move was used by a player pokemon */
+  isPlayer: boolean;
+}
+
+// TODO: Maybe split up into subclasses?
+export class BerryHeldItem extends ConsumableHeldItem {
+  public effects: ITEM_EFFECT[] = [ITEM_EFFECT.BERRY];
+  public berryType: BerryType;
+
+  constructor(berryType: BerryType, maxStackCount = 1) {
+    const type = berryTypeToHeldItem[berryType];
+    super(type, maxStackCount);
+
+    this.berryType = berryType;
+  }
+
+  get name(): string {
+    return getBerryName(this.berryType);
+  }
+
+  get description(): string {
+    return getBerryEffectDescription(this.berryType);
+  }
+
+  get iconName(): string {
+    return `${BerryType[this.berryType].toLowerCase()}_berry`;
+  }
+
+  /**
+   * Checks if {@linkcode BerryModifier} should be applied
+   * @param pokemon The {@linkcode Pokemon} that holds the berry
+   * @returns `true` if {@linkcode BerryModifier} should be applied
+   */
+  //  override shouldApply(pokemon: Pokemon): boolean {
+  //    return !this.consumed && super.shouldApply(pokemon) && getBerryPredicate(this.berryType)(pokemon);
+  //  }
+
+  /**
+   * Applies {@linkcode BerryHeldItem}
+   * @param pokemon The {@linkcode Pokemon} that holds the berry
+   * @returns always `true`
+   */
+  apply(params: BERRY_PARAMS): boolean {
+    const pokemon = params.pokemon;
+    const isPlayer = params.isPlayer;
+
+    const preserve = new BooleanHolder(false);
+    globalScene.applyModifiers(PreserveBerryModifier, pokemon.isPlayer(), pokemon, preserve);
+    const consumed = !preserve.value;
+
+    // munch the berry and trigger unburden-like effects
+    getBerryEffectFunc(this.berryType)(pokemon);
+    this.consume(pokemon, isPlayer, consumed);
+
+    // TODO: Update this method to work with held items
+    // Update berry eaten trackers for Belch, Harvest, Cud Chew, etc.
+    // Don't recover it if we proc berry pouch (no item duplication)
+    pokemon.recordEatenBerry(this.berryType, consumed);
+
+    return true;
+  }
+
+  getMaxHeldItemCount(_pokemon: Pokemon): number {
+    if ([BerryType.LUM, BerryType.LEPPA, BerryType.SITRUS, BerryType.ENIGMA].includes(this.berryType)) {
+      return 2;
+    }
+    return 3;
+  }
+}
diff --git a/src/items/held-items/hit-heal.ts b/src/items/held-items/hit-heal.ts
index dd2f8c73eeb..2117572e6cf 100644
--- a/src/items/held-items/hit-heal.ts
+++ b/src/items/held-items/hit-heal.ts
@@ -22,7 +22,7 @@ export class HitHealHeldItem extends HeldItem {
     return i18next.t("modifierType:ModifierType.SHELL_BELL.description");
   }
 
-  get icon(): string {
+  get iconName(): string {
     return "shell_bell";
   }
 
diff --git a/src/items/held-items/reset-negative-stat-stage.ts b/src/items/held-items/reset-negative-stat-stage.ts
index 90a2e2cd8d6..9e236a8f458 100644
--- a/src/items/held-items/reset-negative-stat-stage.ts
+++ b/src/items/held-items/reset-negative-stat-stage.ts
@@ -58,7 +58,7 @@ export class ResetNegativeStatStageHeldItem extends ConsumableHeldItem {
         }),
       );
 
-      this.consume(pokemon, isPlayer);
+      this.consume(pokemon, isPlayer, true, false);
     }
 
     return statRestored;
diff --git a/src/modifier/modifier-type.ts b/src/modifier/modifier-type.ts
index 2ee938d7f96..e707804512b 100644
--- a/src/modifier/modifier-type.ts
+++ b/src/modifier/modifier-type.ts
@@ -133,6 +133,8 @@ import { HeldItems } from "#enums/held-items";
 import { allHeldItems } from "#app/items/all-held-items";
 import { TYPE_BOOST_ITEM_BOOST_PERCENT } from "#app/constants";
 import { attackTypeToHeldItem } from "#app/items/held-items/attack-type-booster";
+import { berryTypeToHeldItem } from "#app/items/held-items/berry";
+import { permanentStatToHeldItem, statBoostItems } from "#app/items/held-items/base-stat-booster";
 
 const outputModifierData = false;
 const useMaxWeightForOutput = false;
@@ -859,6 +861,26 @@ export class BerryModifierType extends PokemonHeldItemModifierType implements Ge
   }
 }
 
+export class BerryReward extends PokemonHeldItemReward implements GeneratedPersistentModifierType {
+  private berryType: BerryType;
+
+  constructor(berryType: BerryType) {
+    const itemId = berryTypeToHeldItem[berryType];
+    super(
+      itemId,
+      // Next argument is useless
+      (type, args) => new BerryModifier(type, (args[0] as Pokemon).id, berryType),
+    );
+
+    this.berryType = berryType;
+    this.id = "BERRY"; // needed to prevent harvest item deletion; remove after modifier rework
+  }
+
+  getPregenArgs(): any[] {
+    return [this.berryType];
+  }
+}
+
 export class AttackTypeBoosterReward extends PokemonHeldItemReward implements GeneratedPersistentModifierType {
   public moveType: PokemonType;
   public boostPercent: number;
@@ -1029,6 +1051,24 @@ export class BaseStatBoosterModifierType
   }
 }
 
+export class BaseStatBoosterReward extends PokemonHeldItemReward implements GeneratedPersistentModifierType {
+  private stat: PermanentStat;
+  private key: string;
+
+  constructor(stat: PermanentStat) {
+    const key = statBoostItems[stat];
+    const itemId = permanentStatToHeldItem[stat];
+    super(itemId, (_type, args) => new BaseStatModifier(this, (args[0] as Pokemon).id, this.stat));
+
+    this.stat = stat;
+    this.key = key;
+  }
+
+  getPregenArgs(): any[] {
+    return [this.stat];
+  }
+}
+
 /**
  * Shuckle Juice item
  */
@@ -1524,6 +1564,18 @@ class BaseStatBoosterModifierTypeGenerator extends ModifierTypeGenerator {
   }
 }
 
+class BaseStatBoosterRewardGenerator extends ModifierTypeGenerator {
+  constructor() {
+    super((_party: Pokemon[], pregenArgs?: any[]) => {
+      if (pregenArgs) {
+        return new BaseStatBoosterReward(pregenArgs[0]);
+      }
+      const randStat: PermanentStat = randSeedInt(Stat.SPD + 1);
+      return new BaseStatBoosterReward(randStat);
+    });
+  }
+}
+
 class TempStatStageBoosterModifierTypeGenerator extends ModifierTypeGenerator {
   public static readonly items: Record<TempBattleStat, string> = {
     [Stat.ATK]: "x_attack",
@@ -2143,6 +2195,8 @@ export const modifierTypes = {
       }
     })("modifierType:ModifierType.DIRE_HIT", "dire_hit", (type, _args) => new TempCritBoosterModifier(type, 5)),
 
+  BASE_STAT_BOOSTER_REWARD: () => new BaseStatBoosterRewardGenerator(),
+
   BASE_STAT_BOOSTER: () => new BaseStatBoosterModifierTypeGenerator(),
 
   ATTACK_TYPE_BOOSTER_REWARD: () => new AttackTypeBoosterRewardGenerator(),
@@ -2189,6 +2243,26 @@ export const modifierTypes = {
       return new TerastallizeModifierType(shardType);
     }),
 
+  BERRY_REWARD: () =>
+    new ModifierTypeGenerator((_party: Pokemon[], pregenArgs?: any[]) => {
+      if (pregenArgs && pregenArgs.length === 1 && pregenArgs[0] in BerryType) {
+        return new BerryModifierType(pregenArgs[0] as BerryType);
+      }
+      const berryTypes = getEnumValues(BerryType);
+      let randBerryType: BerryType;
+      const rand = randSeedInt(12);
+      if (rand < 2) {
+        randBerryType = BerryType.SITRUS;
+      } else if (rand < 4) {
+        randBerryType = BerryType.LUM;
+      } else if (rand < 6) {
+        randBerryType = BerryType.LEPPA;
+      } else {
+        randBerryType = berryTypes[randSeedInt(berryTypes.length - 3) + 2];
+      }
+      return new BerryReward(randBerryType);
+    }),
+
   BERRY: () =>
     new ModifierTypeGenerator((_party: Pokemon[], pregenArgs?: any[]) => {
       if (pregenArgs && pregenArgs.length === 1 && pregenArgs[0] in BerryType) {
@@ -3150,11 +3224,11 @@ const modifierPool: ModifierPool = {
 };
 
 const wildModifierPool: ModifierPool = {
-  [ModifierTier.COMMON]: [new WeightedModifierType(modifierTypes.BERRY, 1)].map(m => {
+  [ModifierTier.COMMON]: [new WeightedModifierType(modifierTypes.BERRY_REWARD, 1)].map(m => {
     m.setTier(ModifierTier.COMMON);
     return m;
   }),
-  [ModifierTier.GREAT]: [new WeightedModifierType(modifierTypes.BASE_STAT_BOOSTER, 1)].map(m => {
+  [ModifierTier.GREAT]: [new WeightedModifierType(modifierTypes.BASE_STAT_BOOSTER_REWARD, 1)].map(m => {
     m.setTier(ModifierTier.GREAT);
     return m;
   }),
@@ -3177,19 +3251,19 @@ const wildModifierPool: ModifierPool = {
 
 const trainerModifierPool: ModifierPool = {
   [ModifierTier.COMMON]: [
-    new WeightedModifierType(modifierTypes.BERRY, 8),
-    new WeightedModifierType(modifierTypes.BASE_STAT_BOOSTER, 3),
+    new WeightedModifierType(modifierTypes.BERRY_REWARD, 8),
+    new WeightedModifierType(modifierTypes.BASE_STAT_BOOSTER_REWARD, 3),
   ].map(m => {
     m.setTier(ModifierTier.COMMON);
     return m;
   }),
-  [ModifierTier.GREAT]: [new WeightedModifierType(modifierTypes.BASE_STAT_BOOSTER, 3)].map(m => {
+  [ModifierTier.GREAT]: [new WeightedModifierType(modifierTypes.BASE_STAT_BOOSTER_REWARD, 3)].map(m => {
     m.setTier(ModifierTier.GREAT);
     return m;
   }),
   [ModifierTier.ULTRA]: [
-    new WeightedModifierType(modifierTypes.ATTACK_TYPE_BOOSTER, 10),
-    new WeightedModifierType(modifierTypes.WHITE_HERB, 0),
+    new WeightedModifierType(modifierTypes.ATTACK_TYPE_BOOSTER_REWARD, 10),
+    new WeightedModifierType(modifierTypes.WHITE_HERB_REWARD, 0),
   ].map(m => {
     m.setTier(ModifierTier.ULTRA);
     return m;
@@ -3698,22 +3772,27 @@ export function getEnemyModifierTypesForWave(
   return ret;
 }
 
+// TODO: Add proper documentation to this function (once it fully works...)
+// TODO: Convert trainer pool to HeldItems too
 export function getEnemyHeldItemsForWave(
   waveIndex: number,
   count: number,
   party: EnemyPokemon[],
   poolType: ModifierPoolType.WILD | ModifierPoolType.TRAINER,
   upgradeChance = 0,
-): PokemonHeldItemReward[] {
-  const ret = new Array(count).fill(0).map(
-    () =>
-      // TODO: Change this to get held items (this function really could just return a list of ids honestly)
-      getNewModifierTypeOption(party, poolType, undefined, upgradeChance && !randSeedInt(upgradeChance) ? 1 : 0)
-        ?.type as PokemonHeldItemReward,
-  );
+): HeldItems[] {
+  const ret = new Array(count).fill(0).map(() => {
+    const reward = getNewModifierTypeOption(
+      party,
+      poolType,
+      undefined,
+      upgradeChance && !randSeedInt(upgradeChance) ? 1 : 0,
+    )?.type as PokemonHeldItemReward;
+    return reward.itemId;
+  });
   if (!(waveIndex % 1000)) {
     // TODO: Change this line with the actual held item when implemented
-    ret.push(getModifierType(modifierTypes.MINI_BLACK_HOLE) as PokemonHeldItemReward);
+    ret.push(HeldItems.MINI_BLACK_HOLE);
   }
   return ret;
 }