Legendary Creature — Vampire 3/3, 2BR (4)
Mythic Rare
Flying
{1}{R}: Olivia Voldaren deals 1 damage to another target creature. That creature becomes a Vampire in addition to its other types. Put a +1/+1 counter on Olivia Voldaren.
{3}{B}{B}: Gain control of target Vampire for as long as you control Olivia Voldaren.
Illus. Eric Deschamps

9/22/2011: If Olivia Voldaren deals lethal damage to a creature with its first activated ability, that creature will become a Vampire before dying.
9/22/2011: If you activate Olivia Voldaren's last ability, and before that ability resolves you lose control of Olivia Voldaren, the ability will resolve with no effect. You won't gain control of the targeted Vampire.
Legal in Vintage (Type 1)
Legal in Legacy (Type 1.5)
Legal in Extended (Type 1.X)
Legal in Standard (Type 2)
Legal in Classic (MTGO)
Legal in Commander
Legal in Modern