Urborg, Tomb of Yawgmoth [Magic 2015] Beta Edition "Unskin these impure bodies

"Unskin these impure bodies

Sacrifice Powder Keg: Destroy each artifact and creature with mana value equal to the number of fuse counters on Powder Keg

Set: Strixhaven: Mystical Archive Type: Sorcery Rarity: Mythic Cost: {3}{R} Exile target card that's an instant or sorcery from your graveyard

and all seem to owe him favors

Urborg, Tomb of Yawgmoth [Magic 2015] Beta Edition "Unskin these impure bodiesSet: Magic 2015 Type: Legendary Land Rarity: Rare Each land is a Swamp in addition to its other land types. "Yawgmoth's corpse is a wound in the universe. His foul blood seeps out, infecting the land with his final curse." Lord Windgrace