Naruto : Transmigrate as Indra Ōtsutsuki

Akira traveled through world, and he was reincarnated into the world of naruto by a cheating system, and he also gave Akira a body, and this body is the ancestor of Uchiha, Indra Otsutsuki. And he is in non other than in sengoku era when Uchiha Madara and Senju Hasirama is Alive.