Merge 220a9d7a49 into 076ef81691

src/battle-scene.ts

@@ -1513,8 +1513,8 @@ export class BattleScene extends SceneBase {
     return this.currentBattle;
   }
 
-  newArena(biome: BiomeId, playerFaints = 0): Arena {
-    this.arena = new Arena(biome, playerFaints);
+  newArena(biome: BiomeId, playerFaints?: number): Arena {
+    this.arena = new Arena(biome, BiomeId[biome].toLowerCase(), playerFaints);
     this.eventTarget.dispatchEvent(new NewArenaEvent());
 
     this.arenaBg.pipelineData = {

src/field/arena.ts

@@ -54,7 +54,7 @@ export class Arena {
   public bgm: string;
   public ignoreAbilities: boolean;
   public ignoringEffectSource: BattlerIndex | null;
-  public playerTerasUsed = 0;
+  public playerTerasUsed: number;
   /**
    * Saves the number of times a party pokemon faints during a arena encounter.
    * {@linkcode globalScene.currentBattle.enemyFaints} is the corresponding faint counter for the enemy (this resets every wave).
@@ -68,11 +68,12 @@ export class Arena {
 
   public readonly eventTarget: EventTarget = new EventTarget();
 
-  constructor(biome: BiomeId, playerFaints = 0) {
+  constructor(biome: BiomeId, bgm: string, playerFaints = 0) {
     this.biomeType = biome;
-    this.bgm = BiomeId[biome].toLowerCase();
+    this.bgm = bgm;
     this.trainerPool = biomeTrainerPools[biome];
     this.updatePoolsForTimeOfDay();
+    this.playerTerasUsed = 0;
     this.playerFaints = playerFaints;
   }