Indra Otsutsuki Reborn
What if Indra Otsutsuki was reborn in Naruto's time as Naruto's brother.
Being reincarnated is something nobody ever expects, let alone into a world that shouldn't exist. When a child from our world is reborn as Hinata Hyuga, she decided to get off of her ass and give her shot at being a hero. When you have too much knowledge and too much time, the only option is to train and become strong...
Naruto, Sakura, Sasuke, Shikamaru, and Gaara were 22 when they won the war. They were the only survivors out of the entire world. Guess it wasn't much of a victory after all. So, what do you do when you just won a war that killed everyone? You go back in time to when you were twelve. Duh. Isn't that what everyone doe...