Shark Caesar

[ Fish / Xyz / Effect ] 3 or more (max. 5) Level 3 monsters Once per turn: You can detach 1 Xyz Material from this card; place 1 Shark Counter on this card. If this card attacks or is attacked, it gains 1000 ATK for each Shark Counter on it, during the Damage Step only. ATK/ 1800 DEF/ 2000