Baron Sengir, Redeemed

Flying, vigilance, lifelink

Whenever you gain life, put that many +1/+1 counters on Baron Sengir.

At the beginning of your end step, if you gained 4 or more life this turn, destroy target creature.

{w/b}, {t}: Regenerate target Vampire.

"Awakened from his dark slumber by divine grace, he emerged as Phyrexia's most formidable foe."