Plague Wolf [FOTB-EN065] Secret Rare Xyz/Pendulum/Effect Monster This card cannot be Destroyed

This card cannot be Destroyed as a result of battle

When you do

Set: Speed Duel: Arena of Lost Souls Card type: Fusion/Effect Monster Rarity: Ultra Rare Attack: 3800 Defense: 2500 "Queen's Knight" + "Jack's Knight" + "King's Knight" A Fusion Summon of this card can only be done with the above materials

(You do not use "Polymerization")

Plague Wolf [FOTB-EN065] Secret Rare Xyz/Pendulum/Effect Monster This card cannot be DestroyedSet: Force of the Breaker Card type: Effect Monster Rarity: Secret Rare Attack: 1000 Defense: 1000 Once per turn, you can change this card's ATK to twice its original ATK. If you do this, destroy this card during the End Phase.