Naruto: Mangekyo from the Start, Summoning the Asura Armor

(Main body) Six-Pointed Star Eternal Mangekyō Sharingan (left eye: Amaterasu and Kagutsuchi, right eye: Tsukuyomi) + (Shadow Clone) Dual Kamui Eternal Mangekyō Sharingan + String-String Fruit powers + Eight Gates + Asura Armor + Flame and Lightning Release

After dying in an accident and waking up, he discovers that he shares a body with Sasuke. Sasuke, you can't handle this, so let your uncle take over!

After being reborn, he gets a sign-in System with help from the Shinigami. On the first day, he signs in and obtains String Release and the Mangekyō Sharingan!