Illidan, the Betrayer

Flying

Sacrifice another creature: Create a Blood token. If
you sacrificed an Angel this way, create a number
of Blood tokens equal to its toughness instead.

{w/b}{w/b}{w/b}, Sacrifice six Blood tokens: Return each
creature card from your graveyard to the battlefield
with a finality counter on it. Those creatures are
Vampires in addition to their other types.