Korkuronos's Martial Artist

Korkuronos's Martial Artist gets +1/+1 for each
-1/-1 counter on the battlefield.
Whenever a creature damaged by this creature
dies, you may discard a card if you do, put a
-1/-1 counter on target creature.
{t}: Korkurono's Martial Artist deals damage
equal to its power to target creature.