Read 666 Satan if you want the series naruto was based off of. A kid whos dream is world domination, a crazy pink haired bitch he hooks up with, two brothers with bizarre eyes fighting because one killed the father, a demon that actually gets out now and then killing innocents, two completely insane sensei one who actually has a good story for losing his eye, organizations sealing demons and angels to build weapons in-order to destroy the world, an old hag who teaches the pink haired bitch that was a teammate of one of the sensei, a tournament in that gets invaded and you at least get to see the bloodshed, a city being controlled by a rich criminal that the main character saves, a 6 year arc involving that the main character is in hiding to training, a giant spinning ball of energy as his main weapon.