Heartless Reaver Crain

: Whenever a player draws one or more cards, Heartless Reaver Crain deals 2 damage to that player unless they sacrifice a creature.
+2: Creatures opponent's control get -2/-2 until end of turn. Create a 1/1 black Skeleton creature token for each creature that died this way.
-8: Destroy all creatures on the battlefield you don't control. Each opponent's life total becomes 1 and cannot exceed 10.