Plague Wolf [FOTB-EN065] Secret Rare Tribal Artifact Set: Commander Anthology Volume II

Set: Commander Anthology Volume II Type: Enchantment Rarity: Rare Cost: {1}{B}{B}{B} Whenever a creature you control dies

sacrifice The Gitrog Monster unless you sacrifice a land

They have "Sacrifice this creature: Add {C}

Set: Sword & Shield: Base Set Type: Lightning Rarity: Secret Rare Retreat cost: Colorless

If you have "Unity" in your hand and show it to your opponent

Plague Wolf [FOTB-EN065] Secret Rare Tribal Artifact Set: Commander Anthology Volume IISet: 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.