diff --git a/src/data/battler-tags.ts b/src/data/battler-tags.ts
index 63ac9fd895d..48083cba00d 100644
--- a/src/data/battler-tags.ts
+++ b/src/data/battler-tags.ts
@@ -200,6 +200,9 @@ export class InterruptedTag extends BattlerTag {
   }
 }
 
+/**
+ * BattlerTag that represents the {@link https://bulbapedia.bulbagarden.net/wiki/Confusion_(status_condition)}
+ */
 export class ConfusedTag extends BattlerTag {
   constructor(turnCount: integer, sourceMove: Moves) {
     super(BattlerTagType.CONFUSED, BattlerTagLapseType.MOVE, turnCount, sourceMove);
@@ -235,7 +238,8 @@ export class ConfusedTag extends BattlerTag {
       pokemon.scene.queueMessage(getPokemonMessage(pokemon, " is\nconfused!"));
       pokemon.scene.unshiftPhase(new CommonAnimPhase(pokemon.scene, pokemon.getBattlerIndex(), undefined, CommonAnim.CONFUSION));
 
-      if (pokemon.randSeedInt(3)) {
+      // 1/3 chance of hitting self with a 40 base power move
+      if (pokemon.randSeedInt(3) === 0) {
         const atk = pokemon.getBattleStat(Stat.ATK);
         const def = pokemon.getBattleStat(Stat.DEF);
         const damage = Math.ceil(((((2 * pokemon.level / 5 + 2) * 40 * atk / def) / 50) + 2) * (pokemon.randSeedInt(15, 85) / 100));