Vreg, Executioner of Souls

Deathtouch, Menace, Deathless (When this
creature dies, if it had no -1/-1 counters on it, return it
to the battlefield with a -1/-1 counter on it. It becomes
a Zombie in addition to its other types. )
Vreg, Executioner of Souls gains +1/+1 for each
exiled creature.
Whenever a creature dealt damage by Vreg,
Executioner of Souls this turn dies, exile it instead.
{3}{b}: Exile target creature from a graveyard.