(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)
I,II: Put the top three cards of your library into your graveyard. Then you may exile a creature or enchantment card from your graveyard. If you do, create a 2/2 black Zombie creature token.
III: You gain X life and scry X, where X is the number of Zombies you control.