Colantha, Bloodwitch

+1: Sacrifice a creature and gain one life. If the sacrificed Creature was a human, put a +1/+1 counter on target vampire you control.
-2: Target creature you control gets +1/+1 until the end of turn, if it was a vampire it gets +2/+2 and flying instead.
-9: Destroy up to six creatures. Return those cards to the battlefield under your control. They are vampires in addition to their other types.