Dracula, Lord of the Castle

Flying
At the beginning of your endstep, create a
Blood token for each player who lost life this
turn.
Whenever Dracula attacks, you may sacrifice two
Blood Tokens. If you do, you may put a Vampire
card from your hand onto the battlefield tapped
and attacking. It gains indestructible until end
of turn.
"Die, monster. You don't belong in this world!"
-Richter Belmont