Jaqen H'ghar

Whenever a nontoken creature dies, exile it with
a face counter on it.
{w}: Exile a creature card from a graveyard and
put a face counter on it. You gain 2 life.
{u}{b}, {t} Remove a face counter from a creature
card in exile: Create a token that's a copy of that
creature. You lose life equal to it's converted
mana cost.