Héctor Luís Camacho Matías, commonly known by his nickname "Macho" Camacho, was a Puerto Rican professional boxer and entertainer. Known for his quickness in the ring and flamboyant style, Camacho competed professionally from 1980 to 2010, and was a world champion in three weight classes. He held the WBC super featherweight title from 1983 to 1984, the WBC lightweight title from 1985 to 1987, and the WBO junior welterweight title twice between 1989 and 1992.

Roberto Durán Samaniego is a Panamanian former professional boxer who competed from 1968 to 2001. He held world championships in four weight classes: Lightweight, welterweight, light middleweight and middleweight. Duran also reigned as the undisputed and lineal lightweight champion and the lineal welterweight champion. He is also the second boxer to have competed over a span of five decades, the first being Jack Johnson. Durán was known as a versatile, technical brawler and pressure fighter, which earned him the nickname "Manos de Piedra" for his formidable punching power and excellent defense.