Boxer Reincarnated With Mangekyo Sharingan

You were a champion boxer who died the night after the biggest victory of your career. Now you've awakened in a fantasy kingdom where gladiators fight for fame, fortune, and freedom. Armed with modern boxing skills and a mysterious Mangekyo Sharingan, dominating the arena should be easy. Until you realize the other fighters can split stone, hunt dragons, and survive wounds that would kill ordinary men.