Uninhibited Biomass

Graft 1 (This creature enters the battlefield with a +1/+1 counter on it. Whenever another creature enters the battlefield, you may move a +1/+1 counter from this creature onto it.)
Unleash (You may have this creature enter the battlefield with a +1/+1 counter on it. It
can't block as long as it has a +1/+1 counter on it.)