The Desolation

: Hexproof. Indestructible. The Desolation can be your commander. Players cannot gain life.
+2: Create a 1/1 creature token with the same creature types as a creature in your graveyard and "When this is destroyed target player loses 1 life."
-3: Sacrifice a creature. Choose- deal damage equal to its power to all opponents, or destroy a number of creatures equal to its toughness.