Otaubaen, the Root Shifter

At the end of your turn put a counter on Otaubaen, the Root Shifter
No counter is gained if you took damage this turn
An extra counter is gained if you used every forest land available
{t}, remove 2 counters to counter target instant or sorcery spell
{t}, remove 3 counters to play a plant spell for free
{t}, remove 5 counters to gain control of target creature