Naruto, Spiraling Prodigy

{T}, Pay {X}, where X is paid with only red and/or green mana: Create X 1/1 green and red Ninja creature tokens named Shadow Clone with haste. Exile them at the beginning of the next end step. Whenever three or more creatures you control die in a turn, put a fury counter on Naruto. At the beginning of your end step, if Naruto has four or more fury counters on him, remove those counters and transform him