Nixilis, the Lost

+1: Each player discards a card. If a creature card is discarded this way, create a 2/2 black Zombie creature token.
-3: Return target creature card in a graveyard to the battlefield under your control as a black Demon in addition to its other types and colors.
-8: Put a +1/+1 counter on each creature you control for each creature card in a graveyard.