diff --git a/battle-engine.js b/battle-engine.js
index d5ec5d5cc9..fd303ea09a 100644
--- a/battle-engine.js
+++ b/battle-engine.js
@@ -3097,10 +3097,8 @@ Battle = (function () {
 			ignorePositiveDefensive = true;
 		}
 		// Check for abilities to see if defenses or offenses are negated (Unaware, Mold Breaker, etc.)
-		var targetAbilityIgnoreOffensive = !target.ignore['Ability'] && target.getAbility().ignoreOffensive;
-		var pokemonAbilityIgnoreDefensive = !pokemon.ignore['Ability'] && pokemon.getAbility().ignoreDefensive;
-		var ignoreOffensive = !!(move.ignoreOffensive || targetAbilityIgnoreOffensive || (ignoreNegativeOffensive && atkBoosts < 0));
-		var ignoreDefensive = !!(move.ignoreDefensive || pokemonAbilityIgnoreDefensive || (ignorePositiveDefensive && defBoosts > 0));
+		var ignoreOffensive = !!(move.ignoreOffensive || (ignoreNegativeOffensive && atkBoosts < 0));
+		var ignoreDefensive = !!(move.ignoreDefensive || (ignorePositiveDefensive && defBoosts > 0));
 
 		if (ignoreOffensive) {
 			this.debug('Negating (sp)atk boost/penalty.');
diff --git a/data/abilities.js b/data/abilities.js
index 0584702209..e29f1d3770 100644
--- a/data/abilities.js
+++ b/data/abilities.js
@@ -2994,10 +2994,20 @@ exports.BattleAbilities = {
 		shortDesc: "This Pokemon ignores other Pokemon's stat stages when taking or doing damage.",
 		id: "unaware",
 		name: "Unaware",
-		ignoreEvasion: true,
-		ignoreDefensive: true,
-		ignoreAccuracy: true,
-		ignoreOffensive: true,
+		onAnyModifyBoost: function (boosts, target) {
+			var source = this.effectData.target;
+			if (source === target) return;
+			if (source === this.activePokemon && target === this.activeTarget) {
+				boosts['def'] = 0;
+				boosts['spd'] = 0;
+				boosts['evasion'] = 0;
+			}
+			if (target === this.activePokemon && source === this.activeTarget) {
+				boosts['atk'] = 0;
+				boosts['spa'] = 0;
+				boosts['accuracy'] = 0;
+			}
+		},
 		rating: 3,
 		num: 109
 	},
diff --git a/data/scripts.js b/data/scripts.js
index 0936221178..432c392554 100644
--- a/data/scripts.js
+++ b/data/scripts.js
@@ -229,8 +229,7 @@ exports.BattleScripts = {
 		var accuracy = move.accuracy;
 		var boosts, boost;
 		if (accuracy !== true) {
-			var targetAbilityIgnoreAccuracy = !target.ignore['Ability'] && target.getAbility().ignoreAccuracy;
-			if (!move.ignoreAccuracy && !targetAbilityIgnoreAccuracy) {
+			if (!move.ignoreAccuracy) {
 				boosts = this.runEvent('ModifyBoost', pokemon, null, null, Object.clone(this.boosts));
 				boost = this.clampIntRange(boosts['accuracy'], -6, 6);
 				if (boost > 0) {
@@ -239,8 +238,7 @@ exports.BattleScripts = {
 					accuracy /= boostTable[-boost];
 				}
 			}
-			var pokemonAbilityIgnoreEvasion = !pokemon.ignore['Ability'] && pokemon.getAbility().ignoreEvasion;
-			if (!move.ignoreEvasion && !pokemonAbilityIgnoreEvasion) {
+			if (!move.ignoreEvasion) {
 				boosts = this.runEvent('ModifyBoost', pokemon, null, null, Object.clone(this.boosts));
 				boost = this.clampIntRange(boosts['evasion'], -6, 6);
 				if (boost > 0) {