Ava, Callous Returner

+2: Exile up to two target creature cards from graveyards. Create a 2/2 black zombie creature token with decayed and revenge.
-3: Exile target creature. Create three 2/2 black zombie creature tokens with decayed and revenge.
-9: Return all creatures exiled with Ava, Callous Returner to the battlefield under your control. They have revenge.