Light. Dragon/Xyz/Effect. 3000/2500. 2 Level 8 monstersOnce per Battle Phase, at the start of your Battle Phase: You can detach 1 Xyz Material from this card; negate the effects of all other face-up monsters on the field, and if you do, their ATK and DEF become their original ATK and DEF. During the Battle Phase of the turn this card activated its effect, each time an opponent's card effect is activated, this card gains 1000 ATK until the end of that Battle Phase, and it can make a second attack during each Battle Phase that turn.