Roberto Durán Samaniego is a Panamanian former professional boxer widely regarded as one of the greatest fighters of all time. Nicknamed 'Manos de Piedra' ('Hands of Stone'), he was renowned for his ferocious punching power and aggressive, brawling style. Durán was a versatile champion, holding world titles in four different weight classes: lightweight, welterweight, light middleweight, and middleweight. His epic career spanned five decades and included legendary rivalries with Sugar Ray Leonard, Marvin Hagler, and Thomas Hearns.