Reborn! is a Japanese manga written and illustrated by Akira Amano. The manga is about a young boy, Tsunayoshi Sawada, who discovers that he is next in line to become boss of the Vongola family, a powerful Mafia organization. The Vongolas' most powerful hitman, a gun-toting infant named Reborn, is sent to teach Tsuna how to be a boss.
He gets into a lot of fights, he is also kown for having some bipolar issues.