Olivia Voldaren

Flying
When Olivia Voldaren enters the battlefield, she deals
2 damage to each opponent and each creature they control. Create two blood tokens.
Vampires you control get +(X/2)/+(X/2), where X is the number of Blood tokens you control.
Whenever you sacrifice a blood token, put a +1/+1 counter on target Vampire you control.
"The Voldarens are finally the true rulers of Innistrad. The Angels and Churches are no more, and all the lesser races bend to our will."