Number 94: Crystalzero [DUSA-EN006] Ultra Rare

Set: Duelist Saga Card type: Xyz/Effect Monster Rarity: Ultra Rare Attack: 2200 Defense: 1600 2 Level 5 WATER monsters During either player's turn: You can detach 1 Xyz Material from this card, then target 1 face-up monster on the field; its ATK becomes half its current ATK until the end of your turn.