Number 15: Gimmick Puppet Giant Grinder (German) - "Nummer 15: Gimmick-Marionette Riesenfleischwolf" (AC14-DE003) - (Super Rare) - Advent Calendar 2014 (Adventskalender ZEXAL-Edition) Limited

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 its original ATK.