Donquixote Rosinante

Donquixote Rosinante, also known as Corazon, is a significant character in the manga and anime series *One Piece*. He was a former World Noble of the Donquixote Family and the younger brother of Donquixote Doflamingo. Rosinante was a Marine Commander who infiltrated Doflamingo's pirate crew as an undercover agent, using the codename "Corazon." Despite his initial appearance as a clumsy and child-hating individual, he possessed a kind heart and a strong sense of justice. He went to great lengths to help Trafalgar Law, who was suffering from Amber Lead Syndrome, even sacrificing himself to ensure Law's survival. Rosinante ate the Calm-Calm Fruit (Nagi Nagi no Mi), allowing him to create soundproof barriers. His tragic story and selfless actions make him a compelling and beloved character in the series. His actions are the catalyst for Law's eventual quest to defeat Doflamingo.