Savina, Lilliana's Novice

When Savina, Lilliana's Novice enters the battlefield, create a number of 2/2 black Zombie creature tokens with Deathtouch equal to your devotion to black. Target creature gets -X/-X
until end of turn, where X is the number of
Zombies you control.
You may cast cards from your graveyard as
though they were in your hand. When you
cast a spell from your graveyard, exile that
card the next time it would go to the
graveyard.