Cat Shark

[Beast/Xyz/Effect]

2 Level 2 monsters
While this card has a material attached that was originally WATER, it cannot be destroyed by battle. Once per turn (Quick Effect): You can detach 1 material from this card, then target 1 Rank 4 or lower Xyz Monster you control; its ATK/DEF become double its original ATK/DEF until the end of this turn.

ATK/500 DEF/500

MAGNIFICENT MAVENS