Nightmarish Experaments

destroy target non-black creature. create 2 tokens that are copys of that creature except, they enter the battlefield with 2 -1/-1 counters, are zombies in addtion to other types and have menace and intimdate. its controller loses 3 life and discards X plus 1 cards and you gain 3 life and draw X plus 1 cards. spend only black mana on X.
cycling {2}