Jacob, Raised by Rabbits

Reach
Whenever another green creature enters the battlefield under your control, you may pay {g}. If you do, deal damage equal to Jacob,
Raised by Rabbits' power to any target.
Additionally, whenever another green creature
enters the battlefield under your control, you
may pay {g}. If you do, put a +1/+1 counter on
Jacob, Raised by Rabbits.