diff --git a/src/battle-scene.ts b/src/battle-scene.ts
index e659b588208c..d4bce3fa9c6e 100644
--- a/src/battle-scene.ts
+++ b/src/battle-scene.ts
@@ -1049,6 +1049,23 @@ export default class BattleScene extends SceneBase {
     return this.currentBattle?.randSeedInt(this, range, min);
   }
 
+  /**
+   * Shuffles an array based on the current battle's seed.
+   * @param {array} items a list of items
+   * @returns a new randomly shuffled array
+   */
+  randBattleSeedShuffle(items: any[]): any[] {
+    if (items.length <= 1) {
+      return items;
+    }
+    const newArray = items.slice(0);
+    for (let i = items.length - 1; i > 0; i--) {
+      const j = this.currentBattle?.randSeedInt(this, i);
+      [ newArray[i], newArray[j] ] = [ newArray[j], newArray[i] ];
+    }
+    return newArray;
+  }
+
   reset(clearScene: boolean = false, clearData: boolean = false, reloadI18n: boolean = false): void {
     if (clearData) {
       this.gameData = new GameData(this);
diff --git a/src/data/move.ts b/src/data/move.ts
index 74ac61af8844..22fec87d3871 100644
--- a/src/data/move.ts
+++ b/src/data/move.ts
@@ -2363,7 +2363,7 @@ export class StealHeldItemChanceAttr extends MoveEffectAttr {
       if (move.hitsSubstitute(user, target)) {
         return resolve(false);
       }
-      const rand = Phaser.Math.RND.realInRange(0, 1);
+      const rand = user.randSeedInt(100);
       if (rand >= this.chance) {
         return resolve(false);
       }
@@ -8208,7 +8208,7 @@ export function initMoves() {
       .attr(MultiHitPowerIncrementAttr, 3)
       .checkAllHits(),
     new AttackMove(Moves.THIEF, Type.DARK, MoveCategory.PHYSICAL, 60, 100, 25, -1, 0, 2)
-      .attr(StealHeldItemChanceAttr, 0.3),
+      .attr(StealHeldItemChanceAttr, 30),
     new StatusMove(Moves.SPIDER_WEB, Type.BUG, -1, 10, -1, 0, 2)
       .attr(AddBattlerTagAttr, BattlerTagType.TRAPPED, false, true, 1),
     new StatusMove(Moves.MIND_READER, Type.NORMAL, -1, 5, -1, 0, 2)
@@ -8747,7 +8747,7 @@ export function initMoves() {
       .attr(HighCritAttr)
       .attr(StatusEffectAttr, StatusEffect.POISON),
     new AttackMove(Moves.COVET, Type.NORMAL, MoveCategory.PHYSICAL, 60, 100, 25, -1, 0, 3)
-      .attr(StealHeldItemChanceAttr, 0.3),
+      .attr(StealHeldItemChanceAttr, 30),
     new AttackMove(Moves.VOLT_TACKLE, Type.ELECTRIC, MoveCategory.PHYSICAL, 120, 100, 15, 10, 0, 3)
       .attr(RecoilAttr, false, 0.33)
       .attr(StatusEffectAttr, StatusEffect.PARALYSIS)
diff --git a/src/data/mystery-encounters/encounters/absolute-avarice-encounter.ts b/src/data/mystery-encounters/encounters/absolute-avarice-encounter.ts
index 9c00148fbace..6efb3b99419b 100644
--- a/src/data/mystery-encounters/encounters/absolute-avarice-encounter.ts
+++ b/src/data/mystery-encounters/encounters/absolute-avarice-encounter.ts
@@ -318,7 +318,7 @@ export const AbsoluteAvariceEncounter: MysteryEncounter =
             if (returnedBerryCount > 0) {
               for (let i = 0; i < returnedBerryCount; i++) {
                 // Shuffle remaining berry types and pop
-                Phaser.Math.RND.shuffle(berryTypesAsArray);
+                pokemon.randSeedShuffle(berryTypesAsArray);
                 const randBerryType = berryTypesAsArray.pop();
 
                 const berryModType = generateModifierType(scene, modifierTypes.BERRY, [ randBerryType ]) as BerryModifierType;
diff --git a/src/data/mystery-encounters/utils/encounter-pokemon-utils.ts b/src/data/mystery-encounters/utils/encounter-pokemon-utils.ts
index fc85754bdde3..148627efebbb 100644
--- a/src/data/mystery-encounters/utils/encounter-pokemon-utils.ts
+++ b/src/data/mystery-encounters/utils/encounter-pokemon-utils.ts
@@ -1,6 +1,6 @@
 import BattleScene from "#app/battle-scene";
 import i18next from "i18next";
-import { isNullOrUndefined, randSeedInt } from "#app/utils";
+import { isNullOrUndefined, randSeedInt, randSeedShuffle } from "#app/utils";
 import { PokemonHeldItemModifier } from "#app/modifier/modifier";
 import Pokemon, { EnemyPokemon, PlayerPokemon } from "#app/field/pokemon";
 import { doPokeballBounceAnim, getPokeballAtlasKey, getPokeballCatchMultiplier, getPokeballTintColor } from "#app/data/pokeball";
@@ -241,7 +241,7 @@ export function getRandomSpeciesByStarterTier(starterTiers: number | [number, nu
 
   if (tryFilterStarterTiers.length > 0) {
     const index = randSeedInt(tryFilterStarterTiers.length);
-    return Phaser.Math.RND.shuffle(tryFilterStarterTiers)[index][0].speciesId;
+    return randSeedShuffle(tryFilterStarterTiers)[index][0].speciesId;
   }
 
   return Species.BULBASAUR;
diff --git a/src/field/pokemon.ts b/src/field/pokemon.ts
index 5d912f7d6e6a..b0580fafc22a 100644
--- a/src/field/pokemon.ts
+++ b/src/field/pokemon.ts
@@ -4044,6 +4044,15 @@ export default abstract class Pokemon extends Phaser.GameObjects.Container {
     return this.randSeedInt((max - min) + 1, min);
   }
 
+  /**
+   * Shuffles an array using the current battle's seed, or the global seed if `this.scene.currentBattle` is falsy.
+   * @param {array} items an array of items
+   * @returns {array} a new shuffled array of items
+   */
+  randSeedShuffle(items: any[]): any[] {
+    return this.scene.currentBattle ? this.scene.randBattleSeedShuffle(items) : Utils.randSeedShuffle(items);
+  }
+
   /**
    * Causes a Pokemon to leave the field (such as in preparation for a switch out/escape).
    * @param clearEffects Indicates if effects should be cleared (true) or passed
diff --git a/src/modifier/modifier.ts b/src/modifier/modifier.ts
index 7aa4b9308d10..b1b84603b1bf 100644
--- a/src/modifier/modifier.ts
+++ b/src/modifier/modifier.ts
@@ -3538,7 +3538,11 @@ export class EnemyTurnHealModifier extends EnemyPersistentModifier {
     return 10;
   }
 }
-
+/**
+ * Modifer Class for Burn, Poison, and Paralysis Tokens
+ * Burn/Poison Tokens -> 2.5% chance of status on hit
+ * Paralysis Token -> 5% chance of status on hit
+ */
 export class EnemyAttackStatusEffectChanceModifier extends EnemyPersistentModifier {
   public effect: StatusEffect;
   public chance: number;
@@ -3548,7 +3552,11 @@ export class EnemyAttackStatusEffectChanceModifier extends EnemyPersistentModifi
 
     this.effect = effect;
     //Hardcode temporarily
-    this.chance = .025 * ((this.effect === StatusEffect.BURN || this.effect === StatusEffect.POISON) ? 2 : 1);
+    if (this.effect === StatusEffect.BURN || this.effect === StatusEffect.POISON) {
+      this.chance = 2.5;
+    } else {
+      this.chance = 5;
+    }
   }
 
   match(modifier: Modifier): boolean {
@@ -3556,11 +3564,11 @@ export class EnemyAttackStatusEffectChanceModifier extends EnemyPersistentModifi
   }
 
   clone(): EnemyAttackStatusEffectChanceModifier {
-    return new EnemyAttackStatusEffectChanceModifier(this.type, this.effect, this.chance * 100, this.stackCount);
+    return new EnemyAttackStatusEffectChanceModifier(this.type, this.effect, this.chance, this.stackCount);
   }
 
   getArgs(): any[] {
-    return [ this.effect, this.chance * 100 ];
+    return [ this.effect, this.chance ];
   }
 
   /**
@@ -3569,7 +3577,7 @@ export class EnemyAttackStatusEffectChanceModifier extends EnemyPersistentModifi
    * @returns `true` if the {@linkcode Pokemon} was affected
    */
   override apply(enemyPokemon: Pokemon): boolean {
-    if (Phaser.Math.RND.realInRange(0, 1) < (this.chance * this.getStackCount())) {
+    if (enemyPokemon.randSeedInt(100) < (this.chance * this.getStackCount())) {
       return enemyPokemon.trySetStatus(this.effect, true);
     }
 
@@ -3581,6 +3589,9 @@ export class EnemyAttackStatusEffectChanceModifier extends EnemyPersistentModifi
   }
 }
 
+/**
+ * Modifier Class for Full Heal Token
+ */
 export class EnemyStatusEffectHealChanceModifier extends EnemyPersistentModifier {
   public chance: number;
 
@@ -3588,7 +3599,7 @@ export class EnemyStatusEffectHealChanceModifier extends EnemyPersistentModifier
     super(type, stackCount);
 
     //Hardcode temporarily
-    this.chance = .025;
+    this.chance = 2.5;
   }
 
   match(modifier: Modifier): boolean {
@@ -3596,11 +3607,11 @@ export class EnemyStatusEffectHealChanceModifier extends EnemyPersistentModifier
   }
 
   clone(): EnemyStatusEffectHealChanceModifier {
-    return new EnemyStatusEffectHealChanceModifier(this.type, this.chance * 100, this.stackCount);
+    return new EnemyStatusEffectHealChanceModifier(this.type, this.chance, this.stackCount);
   }
 
   getArgs(): any[] {
-    return [ this.chance * 100 ];
+    return [ this.chance ];
   }
 
   /**
@@ -3609,7 +3620,7 @@ export class EnemyStatusEffectHealChanceModifier extends EnemyPersistentModifier
    * @returns `true` if the {@linkcode Pokemon} was healed
    */
   override apply(enemyPokemon: Pokemon): boolean {
-    if (enemyPokemon.status && Phaser.Math.RND.realInRange(0, 1) < (this.chance * this.getStackCount())) {
+    if (enemyPokemon.status && enemyPokemon.randSeedInt(100) < (this.chance * this.getStackCount())) {
       enemyPokemon.scene.queueMessage(getStatusEffectHealText(enemyPokemon.status.effect, getPokemonNameWithAffix(enemyPokemon)));
       enemyPokemon.resetStatus();
       enemyPokemon.updateInfo();
diff --git a/src/test/abilities/unburden.test.ts b/src/test/abilities/unburden.test.ts
index ba14c7fdcd00..1640a461b68e 100644
--- a/src/test/abilities/unburden.test.ts
+++ b/src/test/abilities/unburden.test.ts
@@ -62,7 +62,7 @@ describe("Abilities - Unburden", () => {
         { name: "BERRY", type: BerryType.LUM, count: 1 },
       ]);
     // For the various tests that use Thief, give it a 100% steal rate
-    vi.spyOn(allMoves[Moves.THIEF], "attrs", "get").mockReturnValue([ new StealHeldItemChanceAttr(1.0) ]);
+    vi.spyOn(allMoves[Moves.THIEF], "attrs", "get").mockReturnValue([ new StealHeldItemChanceAttr(100) ]);
   });
 
   it("should activate when a berry is eaten", async () => {