Destroyah, Final Form

Flying, Trample, Menace
Whenever Destroyah, Final Form destroys a creature, put a +1/+1 counter on it.
When this creature dies, create three
3/3 tokens named Destroyah, Aggregate Form,
along the number of +1/+1 counter that were
on Destroyah, Final Form. If you control at
least three tokens named Destroyah, Aggregate
Form at your end step, sacrifice all tokens you
control and return Destroyah, Final Form from anywhere onto the battlefield.