Naruto of the Nine Tails

Vigilance, Menace
Naruto of the Nine Tails may block any number of attacking creatures.
{r/w}: Create a Chakra token (It's an artifact with "{t}, sacrifice this artifact: add {r} or {w} to your mana pool.")
{7}{r/w}{r/w}{r/w}: Destroy all other creatures. They can't be regenerated.