Emilia, Falkenrath Maiden

Two-Faced (You may cast either side of this card),
Vigilance, lifelink.
Whenever Emilia enters the battlefield or
transforms into Emilia, Falkenrath Maiden, you
may pay {w/b}. if you do, create a 1/1 black and
white Vampire creature token with lifelink.
At the beginning of each end step, if you took
combat damage this turn, transform Emilia, Falkenrath Maiden.