Graft 4 (This creature enters the battlefield with 4 +1/+1 counters on it. Whenever another creature enters the battlefield, you may move a +1/+1 counter from this creature onto it.)

Creatures you control with +1/+1 counters on them have trample.

Creatures you control with three or more +1/+1 counters on them have hexproof.

Creatures you control with six or more +1/+1 counters on them have double strike.