Kiazo, Last of the Ashes

Flying, Ashen Form 5 (If this creature would be destroyed or exiled, put an ash counter on it. When it
has 5 ash counters put it into the graveyard)
When Kiazo, Last of the Ashes is put into the graveyard from the battlefield, you may pay {p/r}{p/b}. If you do, return Kiazo to the battlefield
with +1/+1 counters for each time it left the battlefield.
There is no extinction, but rather rebirth.