Ademp, the Gravedigger

Lifelink, skulk
{1}{b}{b}, {t}: Exile a card from your graveyard. You gain life equal to that creature's converted mana cost.
Eternalize {3}{b}{b} ({3}{b}{b}, Exile this card from your graveyard: Create a token that's a copy of it, except it's a 4/4 black Human Zombie with no mana cost. Eternalize only as a sorcery.)