Hatan, Abyssal Revenant

{b}{g}: Mill a card. If that card was a creature
card, place a weakness token on target
creature.
{t}: Hatan, Abyssal Revenant fights target
creature with a weakness counter on it.
Whenever Hatan, Abyssal Revenant deals
damage to a creature, deal an additional 1 damage
to it for each weakness counter on it.