diff --git a/src/data/move.ts b/src/data/move.ts
index 3654ab8a834..34f894064da 100644
--- a/src/data/move.ts
+++ b/src/data/move.ts
@@ -1512,7 +1512,7 @@ export class VariableAtkAttr extends MoveAttr {
     super();
   }
 
-  apply(user: Pokemon, target: Pokemon, move: Move, args: any[]): boolean | Promise<boolean> {
+  apply(user: Pokemon, target: Pokemon, move: Move, args: any[]): boolean {
     //const atk = args[0] as Utils.IntegerHolder;
     return false;
   }
@@ -1523,12 +1523,34 @@ export class DefAtkAttr extends VariableAtkAttr {
     super();
   }
 
-  apply(user: Pokemon, target: Pokemon, move: Move, args: any[]): boolean | Promise<boolean> {
+  apply(user: Pokemon, target: Pokemon, move: Move, args: any[]): boolean {
     (args[0] as Utils.IntegerHolder).value = user.getBattleStat(Stat.DEF, target);
     return true;
   }
 }
 
+export class VariableDefAttr extends MoveAttr {
+  constructor() {
+    super();
+  }
+
+  apply(user: Pokemon, target: Pokemon, move: Move, args: any[]): boolean {
+    //const def = args[0] as Utils.IntegerHolder;
+    return false;
+  }
+}
+
+export class DefDefAttr extends VariableDefAttr {
+  constructor() {
+    super();
+  }
+
+  apply(user: Pokemon, target: Pokemon, move: Move, args: any[]): boolean {
+    (args[0] as Utils.IntegerHolder).value = target.getBattleStat(Stat.DEF, user);
+    return true;
+  }
+}
+
 export class VariableAccuracyAttr extends MoveAttr {
   apply(user: Pokemon, target: Pokemon, move: Move, args: any[]): boolean {
     //const accuracy = args[0] as Utils.NumberHolder;
@@ -3647,7 +3669,8 @@ export function initMoves() {
     new StatusMove(Moves.WONDER_ROOM, "Wonder Room (N)", Type.PSYCHIC, -1, 10, -1, "The user creates a bizarre area in which Pokémon's Defense and Sp. Def stats are swapped for five turns.", -1, 0, 5)
       .ignoresProtect()
       .target(MoveTarget.BOTH_SIDES),
-    new AttackMove(Moves.PSYSHOCK, "Psyshock (P)", Type.PSYCHIC, MoveCategory.SPECIAL, 80, 100, 10, 54, "The user materializes an odd psychic wave to attack the target. This attack does physical damage.", -1, 0, 5),
+    new AttackMove(Moves.PSYSHOCK, "Psyshock", Type.PSYCHIC, MoveCategory.SPECIAL, 80, 100, 10, 54, "The user materializes an odd psychic wave to attack the target. This attack does physical damage.", -1, 0, 5)
+      .attr(DefDefAttr),
     new AttackMove(Moves.VENOSHOCK, "Venoshock", Type.POISON, MoveCategory.SPECIAL, 65, 100, 10, 45, "The user drenches the target in a special poisonous liquid. This move's power is doubled if the target is poisoned.", -1, 0, 5)
       .attr(MovePowerMultiplierAttr, (user, target, move) => target.status && (target.status.effect === StatusEffect.POISON || target.status.effect === StatusEffect.TOXIC) ? 2 : 1),
     new SelfStatusMove(Moves.AUTOTOMIZE, "Autotomize (P)", Type.STEEL, -1, 15, -1, "The user sheds part of its body to make itself lighter and sharply raise its Speed stat.", -1, 0, 5)
diff --git a/src/field/pokemon.ts b/src/field/pokemon.ts
index 1a31db0cea2..0c0a7feefd4 100644
--- a/src/field/pokemon.ts
+++ b/src/field/pokemon.ts
@@ -2,7 +2,7 @@ import Phaser from 'phaser';
 import BattleScene, { AnySound } from '../battle-scene';
 import BattleInfo, { PlayerBattleInfo, EnemyBattleInfo } from '../ui/battle-info';
 import { Moves } from "../data/enums/moves";
-import Move, { HighCritAttr, HitsTagAttr, applyMoveAttrs, FixedDamageAttr, VariableAtkAttr, VariablePowerAttr, allMoves, MoveCategory, TypelessAttr, CritOnlyAttr, getMoveTargets, OneHitKOAttr, MultiHitAttr, StatusMoveTypeImmunityAttr, MoveTarget } from "../data/move";
+import Move, { HighCritAttr, HitsTagAttr, applyMoveAttrs, FixedDamageAttr, VariableAtkAttr, VariablePowerAttr, allMoves, MoveCategory, TypelessAttr, CritOnlyAttr, getMoveTargets, OneHitKOAttr, MultiHitAttr, StatusMoveTypeImmunityAttr, MoveTarget, VariableDefAttr } from "../data/move";
 import { default as PokemonSpecies, PokemonSpeciesForm, SpeciesFormKey, getFusedSpeciesName, getPokemonSpecies } from '../data/pokemon-species';
 import * as Utils from '../utils';
 import { Type, TypeDamageMultiplier, getTypeDamageMultiplier, getTypeRgb } from '../data/type';
@@ -1091,6 +1091,7 @@ export default abstract class Pokemon extends Phaser.GameObjects.Container {
             stabMultiplier.value = Math.min(stabMultiplier.value + 0.5, 2.25);
 
           applyMoveAttrs(VariableAtkAttr, source, this, move, sourceAtk);
+          applyMoveAttrs(VariableDefAttr, source, this, move, targetDef);
 
           if (!isTypeImmune) {
             damage.value = Math.ceil(((((2 * source.level / 5 + 2) * power.value * sourceAtk.value / targetDef.value) / 50) + 2) * stabMultiplier.value * typeMultiplier.value * arenaAttackTypeMultiplier * ((this.scene.currentBattle.randSeedInt(15) + 85) / 100)) * criticalMultiplier;