Vila, the City of Hunters

{t}: Add {g} to your mana pool for each +1/+1 counter on creatures you control.
{1}{g}{g}, {t}: Put a +1/+1 counter on target creature, then you may have it fight target nongreen creature.
A city filled with the finest hunters among the planes today and the forest is home to some of the most ferocious beasts known to ever exist.