Biggest wins of Floyd Mayweather's career

Floyd Mayweather has worn his undefeated record as a badge of honor throughout his career, but which of his wins helped his legacy the most? Yahoo! Sports analyst Kevin Iole delves into the mercurial star's most important victories.

Floyd Mayweather fights 'Sugar' Shane Mosley. (Credit: Getty)

Floyd Mayweather fights Juan Manuel Marquez. (Credit: Getty)

Floyd Mayweather fights Ricky Hatton. (Credit: Getty)

Floyd Mayweather Jr. conecta de zurda al puertorriqueño Miguel Cotto durante su pelea por el título súper welter de la AMB, el sábado 5 de mayo de 2012, en el MGM Grand de Las Vegas, Nevada. (Foto AP/Las Vegas Review-Journal, John Locher)

Floyd Mayweather fights Zab Judah. (Credit: Getty)

Floyd Mayweather fights Jose Luis Castillo in their second fight. (Credit: Getty)

Floyd Mayweather Arturo Gatti. (Credit: Getty)

Floyd Mayweather fights Diego Corrales. (Credit: Getty)

Genaro Hernandez. (Credit: Getty)

Floyd Mayweather fights Oscar de la Hoya. (Credit: Getty)