Naruto, I Can Travel Through Parallel Worlds!

Toru Uesugi discovered that he could travel through parallel worlds, and since then, the biggest villain in the Naruto world was born. He informed the Second Hokage in exchange for secret techniques, gave Nazuo an early warning in the final chapter in exchange for the power of the Six Paths, went to the night of the Uchiha genocide to collect the Sharingan, and got the Ten-Tails when Obito was being ripped out of his heart and lungs. Fan the flames in countless parallel worlds, return to your own world, and reshape the ninja world!