Jingwei, Water Reducer

Flying
{2}{r}, {t}, Put a rock counter on target island or
swamp. (Lands that have rock counters on them
become mountains instead of their original land type.)
{2}{g}, {t}, Put a twig counter of target island or
swamp. (Lands that have twig counters on them
become forests instead of their original land type.)
Jingwei, Water Reducer's power and toughness
are each equal to the amount of forest and
mountain land cards you control