diff --git a/src/field/trainer.ts b/src/field/trainer.ts
index 7386c2d9e17..2504801d1e4 100644
--- a/src/field/trainer.ts
+++ b/src/field/trainer.ts
@@ -793,6 +793,7 @@ export class Trainer extends Phaser.GameObjects.Container {
       this.config.trainerAI.teraMode === TeraAIMode.INSTANT_TERA
       && !pokemon.isTerastallized
       && this.config.trainerAI.instantTeras.includes(pokemon.initialTeamIndex)
+      && !globalScene.currentBattle.enemyFaintsHistory.some(f => f.pokemon.id === pokemon.id)
     ) {
       return true;
     }