Aktarios, Nature's Hammer

Vigilance
Whenever Aktartios is dealt damage and survives, put a +1/+1 counter on Aktarios.
{2}{g}{t}: Aktarios fights target creature an opponent controls.
{x},{t}: Remove X +1/+1 counters from Aktarios. Add {g} equal to the number of +1/+1 counters removed this way.