Cannot be destroyed by an opponent’s card effects. When an attack is declared involving this card and an opponent’s monster: You can negate that opponent’s monster’s effects this turn, as well as the activated effects and effects on the field of monsters with its same original name. Once per turn, during a Battle Phase in which your EARTH Warrior monster battles (Quick Effect): You can make all «War Rock» monsters you currently control gain 200 ATK until the end of your opponent’s turn, also this card can make up to 2 attacks on monsters during each Battle Phase this turn.

When your opponent activates a card or effect that targets a Spellcaster monster(s) you control, or targets it for an attack (Quick Effect): You can target 1 card your opponent controls, or 1 «Witchcrafter» Spell in your GY; Special Summon this card from your hand, and if you do, return that targeted card to the hand. You can only use this effect of «Witchcrafter Golem Aruru» once per turn. Once per turn, during your opponent’s Standby Phase: Return this card to the hand.