From 6f9b310a23457813d65f12d007d97949ee669aaf Mon Sep 17 00:00:00 2001
From: Evan <eroelke@gmail.com>
Date: Thu, 11 Feb 2021 16:00:49 -0700
Subject: [PATCH] fix mega trigger sprite data corruption

---
 src/battle_interface.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/battle_interface.c b/src/battle_interface.c
index 73b66a7ff0..65c98a1873 100644
--- a/src/battle_interface.c
+++ b/src/battle_interface.c
@@ -1516,8 +1516,11 @@ bool32 IsMegaTriggerSpriteActive(void)
 
 void HideMegaTriggerSprite(void)
 {
-    ChangeMegaTriggerSprite(gBattleStruct->mega.triggerSpriteId, 0);
-    gSprites[gBattleStruct->mega.triggerSpriteId].tHide = TRUE;
+    if (gBattleStruct->mega.triggerSpriteId != 0xFF)
+    {
+        ChangeMegaTriggerSprite(gBattleStruct->mega.triggerSpriteId, 0);
+        gSprites[gBattleStruct->mega.triggerSpriteId].tHide = TRUE;
+    }
 }
 
 void DestroyMegaTriggerSprite(void)