Vreg, Executioner of Souls

Deathtouch, Deathless (Whenever 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.)
Whenever Vreg, Executioner of Souls deals
damage to a creature, if it would die this turn,
exile it instead.
Vreg gets +1/+1 for each creature card in exile.
{3}{b}: Exile target creature card in a graveyard.