Light. Warrior/Xyz/Effect. 2 Level 4 monstersCannot be destroyed by activated monster effects from monsters that were Special Summoned from the GY. You can only use each of the following effects of "Exosister Gibrine" once per turn. If this card was Xyz Summoned previously this turn by using an "Exosister" monster as material (Quick Effect): You can target 1 Effect Monster your opponent controls; negate its effects for the rest of the turn. You can detach 1 material from this card; for the rest of this turn, all Xyz Monsters you control will gain 800 ATK.