Madara Uchiha

Madara Uchiha, the founder of the Uchiha clan! He is one of the statues at the Vally of The End and was defeated there by the first hokage. He was expected to be dead but now it is thought that he is the one who sent the Nine-Tailed Fox to the Hidden Leaf Village to destroy it however it ended up being sealed inside Naruto, and he may still be alive.