From edbba6e635ea3837724cb89245ccbfc3833b726f Mon Sep 17 00:00:00 2001
From: Sirz Benjie <142067137+SirzBenjie@users.noreply.github.com>
Date: Fri, 11 Jul 2025 13:57:19 -0600
Subject: [PATCH] [Bug][Performance] Plug memory leak related to enemy pokemon
 lingering around (#6083)

Remove animationupdate in sprite cleanupAndComplete
---
 src/data/battle-anims.ts | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/data/battle-anims.ts b/src/data/battle-anims.ts
index bed17fb0ebc..24212fd2fb5 100644
--- a/src/data/battle-anims.ts
+++ b/src/data/battle-anims.ts
@@ -880,6 +880,10 @@ export abstract class BattleAnim {
       targetSprite.pipelineData["tone"] = [0.0, 0.0, 0.0, 0.0];
       targetSprite.setAngle(0);
 
+      // Remove animation event listeners to enable sprites to be freed.
+      userSprite.off("animationupdate");
+      targetSprite.off("animationupdate");
+
       /**
        * This and `targetSpriteToShow` are used to restore context lost
        * from the `isOppAnim` swap. Using these references instead of `this.user`