Cannot be Normal Summoned Set. Must be Special Summoned by its own effect. If a monster(s) you control is destroyed by an opponent s attack or card effect: You can pay half your LP; Special Summon this card from your hand. Cannot be targeted by card effects. If this card attacks an opponent s monster, during the Damage Step only, negate the effects of that monster while it is face-up on the field (but its effects can still be activated), also its ATK becomes half its original ATK. Once per battle, if this card battles, during damage calculation (Quick Effect): You can make this card s ATK become equal to the highest original ATK on the field (your choice, if tied).