Rahman, Abzan Reborn

+1: Put a +1/+1 counter on each creature you control.
-1: Exile all creature cards in your graveyard. Put a 1/1 white Spirit creature token with flying onto the battlefield for each card exiled this way.
-5: Destroy each creature without a +1/+1 counter on it. You gain 1 life for each creature destroyed this way.