Queen Rinnaya Markov

As an additional cost to cast this spell, reveal and sacrifice a vampire.
Trample, first strike
At the beginning of each upkeep, create a 1/1 red
vampire berserker token with devour 2.
Whenever a vampire you control with power
three or more deals combat damage to a player,
you may pay {b}{w}. If you do, return a permanent
from your graveyard to the hand.