Sengir, the Dark Baron [CMR - 149]

Flying
Whenever another creature dies, put two +1/+1 counters on Sengir, the Dark Baron.
Whenever another player loses the game, you gain life equal to that player's life total as the turn began.
Partner (You can have two commanders if both have partner.)

Rarity: Rare

#: 149

Card Type: Legendary, Creature, Legendary Creature — Vampire Noble

Card Color: B

Casting Cost: {4}{B}{B}