Runeclaw Ursine

Berserk 1(You may have this creature enter
the battlefield with a +1/+1 countera on it.
It attacks each combat if able as long as it has
a +1/+1 counter on it.)
Enrage — Whenever Runeclaw Ursine is
dealt damage, put a +1/+1 counter on Runeclaw Ursine and up to one target green creature you control.