Capt. Atom

Flying, Indestructible During your upkeep, pay {w}{u}{r}, or you sacrifice Captain Atom and does 7 damage to you and creatures you control. {w}{w}{w}: Sacrifice this creature. Gain life up to your starting point. {u}{u}{u}: Sacrifice this creature. Counter target spell and tap all creatures opponent owns. {r}{r}{r}: Sacrifice this creature. Deal 7 damage to all creatures and players.