Maddening Death

Create a 2/2 black Zombie token. If this spell's
madness cost was paid, create X of those tokens
instead, where X is the equal to the number of
creature cards in all graveyards.
Madness {6}{b}{b}{b} (If you discard this card,
discard it into exile. When you do, cast it for its
madness cost or put it into your graveyard.)

Channel — {2}{b}{b}, Discard Maddening Death:
Create two 2/2 black Zombie Creature tokens.