Strefan, Maurer Progenitor [Innistrad: Crimson Vow Commander]

Set: Innistrad: Crimson Vow Commander Type: Legendary Creature — Vampire Noble Rarity: Mythic Cost: {2}{B}{R} FlyingAt the beginning of your end step, create a Blood token for each player who lost life this turn.Whenever Strefan 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.