Mercurium the Living Quicksilver
Card Number: WPP7-JP064
Card Type: Effect Xyz Monster
Rarity: SER
Attribute: EARTH
ATK: 2600
DEF: 2000
Description: 2 Level 4 Machine monstersIf this card is Special Summoned: You can change all monsters your opponent controls to Attack Position. If your opponent has a monster in their field or GY: You can detach 1 material from this card; send 1 Machine monster from your Deck/Extra Deck to the GY, then you can apply this effect.● Choose 1 Machine Xyz Monster in your GY, and this card's name becomes that monster's name until the End Phase.You can only use this effect of "Gaming Gamer GG" once per turn.