Number 15: Gimmick Puppet Giant Grinder

[ Machine / Xyz / Effect ] 2 Level 8 monsters Up to twice per turn, during your Main Phase 1: You can detach 1 Xyz Material from this card, then target 1 Special Summoned monster your opponent controls; destroy it, then if it was an Xyz Monster, inflict damage to your opponent equal to half its original ATK. ATK/ 1500 DEF/ 2500