Performage Cup Tricker - Maze of the Master (MZTM)

Pendulum Effect

You can target 1 "Performage" Xyz Monster you control; attach this card to it as material. If a card(s) is added to your Extra Deck (except during the Damage Step): You can add 1 face-up "Performage" Pendulum Monster from your Extra Deck to your hand. You can only use each effect of "Performage Cup Tricker" once per turn.

Monster Effect

If this card is in your hand: You can target 1 Xyz Monster on the field; detach 1 material from it, and if you do, Special Summon this card, then make 1 Xyz Monster on the field lose 600 ATK. If this card is detached from an Xyz Monster and sent to the GY to activate that monster's effect: You can target 2 Xyz Monsters you control; attach 1 material from 1 of those monsters to the other. You can only use each effect of "Performage Cup Tricker" once per turn.