diff --git a/src/battle-scene.ts b/src/battle-scene.ts
index 208c3368038..d29f6ba2cec 100644
--- a/src/battle-scene.ts
+++ b/src/battle-scene.ts
@@ -339,6 +339,8 @@ export default class BattleScene extends SceneBase {
   public currentBattle: Battle;
   public pokeballCounts: PokeballCounts;
   public money: number;
+  public totalPlayerFaints: number;
+  public totalEnemyFaints: number;
   public pokemonInfoContainer: PokemonInfoContainer;
   private party: PlayerPokemon[];
   /** Session save data that pertains to Mystery Encounters */
@@ -1401,6 +1403,8 @@ export default class BattleScene extends SceneBase {
 
     this.score = 0;
     this.money = 0;
+    this.totalPlayerFaints = 0;
+    this.totalEnemyFaints = 0;
 
     this.lockModifierTiers = false;
 
@@ -1794,8 +1798,8 @@ export default class BattleScene extends SceneBase {
     return this.currentBattle;
   }
 
-  newArena(biome: Biome, playerFaints?: number): Arena {
-    this.arena = new Arena(biome, Biome[biome].toLowerCase(), playerFaints);
+  newArena(biome: Biome): Arena {
+    this.arena = new Arena(biome, Biome[biome].toLowerCase());
     this.eventTarget.dispatchEvent(new NewArenaEvent());
 
     this.arenaBg.pipelineData = {
diff --git a/src/field/arena.ts b/src/field/arena.ts
index aedb0c1c5f8..eeedfc01895 100644
--- a/src/field/arena.ts
+++ b/src/field/arena.ts
@@ -58,14 +58,14 @@ export class Arena {
 
   public readonly eventTarget: EventTarget = new EventTarget();
 
-  constructor(biome: Biome, bgm: string, playerFaints: number = 0) {
+  constructor(biome: Biome, bgm: string) {
     this.biomeType = biome;
     this.tags = [];
     this.bgm = bgm;
     this.trainerPool = biomeTrainerPools[biome];
     this.updatePoolsForTimeOfDay();
     this.playerTerasUsed = 0;
-    this.playerFaints = playerFaints;
+    this.playerFaints = 0;
   }
 
   init() {
@@ -706,7 +706,6 @@ export class Arena {
       this.trySetWeather(WeatherType.NONE, false);
     }
     this.trySetTerrain(TerrainType.NONE, false, true);
-    this.resetPlayerFaintCount();
     this.removeAllTags();
   }
 
@@ -792,10 +791,6 @@ export class Arena {
         return 0;
     }
   }
-
-  resetPlayerFaintCount(): void {
-    this.playerFaints = 0;
-  }
 }
 
 export function getBiomeKey(biome: Biome): string {
diff --git a/src/phases/faint-phase.ts b/src/phases/faint-phase.ts
index a6b9a482ba0..02d110438ff 100644
--- a/src/phases/faint-phase.ts
+++ b/src/phases/faint-phase.ts
@@ -100,9 +100,11 @@ export class FaintPhase extends PokemonPhase {
     if (pokemon.isPlayer()) {
       globalScene.arena.playerFaints += 1;
       globalScene.currentBattle.playerFaintsHistory.push({ pokemon: pokemon, turn: globalScene.currentBattle.turn });
+      globalScene.totalPlayerFaints++;
     } else {
       globalScene.currentBattle.enemyFaints += 1;
       globalScene.currentBattle.enemyFaintsHistory.push({ pokemon: pokemon, turn: globalScene.currentBattle.turn });
+      globalScene.totalEnemyFaints++;
     }
 
     globalScene.queueMessage(i18next.t("battle:fainted", { pokemonNameWithAffix: getPokemonNameWithAffix(pokemon) }), null, true);
diff --git a/src/system/arena-data.ts b/src/system/arena-data.ts
index 518acb55c89..45c63bfb80b 100644
--- a/src/system/arena-data.ts
+++ b/src/system/arena-data.ts
@@ -11,6 +11,7 @@ export default class ArenaData {
   public terrain: Terrain | null;
   public tags: ArenaTag[];
   public playerTerasUsed: number;
+  public playerFaints: number;
 
   constructor(source: Arena | any) {
     const sourceArena = source instanceof Arena ? source as Arena : null;
@@ -18,6 +19,7 @@ export default class ArenaData {
     this.weather = sourceArena ? sourceArena.weather : source.weather ? new Weather(source.weather.weatherType, source.weather.turnsLeft) : null;
     this.terrain = sourceArena ? sourceArena.terrain : source.terrain ? new Terrain(source.terrain.terrainType, source.terrain.turnsLeft) : null;
     this.playerTerasUsed = (sourceArena ? sourceArena.playerTerasUsed : source.playerTerasUsed) ?? 0;
+    this.playerFaints = (sourceArena ? sourceArena.playerFaints : source.playerFaints) ?? 0;
     this.tags = [];
 
     if (source.tags) {
diff --git a/src/system/game-data.ts b/src/system/game-data.ts
index 4f6cb0aed93..09f65aa76f1 100644
--- a/src/system/game-data.ts
+++ b/src/system/game-data.ts
@@ -144,9 +144,10 @@ export interface SessionSaveData {
   mysteryEncounterType: MysteryEncounterType | -1; // Only defined when current wave is ME,
   mysteryEncounterSaveData: MysteryEncounterSaveData;
   /**
-   * Counts the amount of pokemon fainted in your party during the current arena encounter.
+   * Counts the amount of pokemon fainted in your party throughout the run.
    */
   playerFaints: number;
+  enemyFaints: number;
 }
 
 interface Unlocks {
@@ -972,7 +973,8 @@ export class GameData {
       challenges: globalScene.gameMode.challenges.map(c => new ChallengeData(c)),
       mysteryEncounterType: globalScene.currentBattle.mysteryEncounter?.encounterType ?? -1,
       mysteryEncounterSaveData: globalScene.mysteryEncounterSaveData,
-      playerFaints: globalScene.arena.playerFaints
+      playerFaints: globalScene.totalPlayerFaints,
+      enemyFaints: globalScene.totalEnemyFaints
     } as SessionSaveData;
   }
 
@@ -1064,7 +1066,10 @@ export class GameData {
 
           globalScene.mysteryEncounterSaveData = new MysteryEncounterSaveData(sessionData.mysteryEncounterSaveData);
 
-          globalScene.newArena(sessionData.arena.biome, sessionData.playerFaints);
+          globalScene.totalPlayerFaints = sessionData.playerFaints;
+          globalScene.totalEnemyFaints = sessionData.enemyFaints;
+
+          globalScene.newArena(sessionData.arena.biome);
 
           const battleType = sessionData.battleType || 0;
           const trainerConfig = sessionData.trainer ? trainerConfigs[sessionData.trainer.trainerType] : null;
@@ -1092,6 +1097,8 @@ export class GameData {
 
           globalScene.arena.playerTerasUsed = sessionData.arena.playerTerasUsed;
 
+          globalScene.arena.playerFaints = sessionData.arena.playerFaints;
+
           globalScene.arena.tags = sessionData.arena.tags;
           if (globalScene.arena.tags) {
             for (const tag of globalScene.arena.tags) {