SPORTS: The Champ | Floyd "Money" Mayweather for ESPN Magazine: mayweather_0008

LAS VEGAS, NV - JULY 26: After instructing his cut man to tape over Alvarez's eyes and mouth on a fight poster, Mayweather works the speed bag in his Las Vegas gym.(Photo by Benjamin Lowy/Reportage by Getty Images)

LAS VEGAS, NV - JULY 26: After instructing his cut man to tape over Alvarez's eyes and mouth on a fight poster, Mayweather works the speed bag in his Las Vegas gym.(Photo by Benjamin Lowy/Reportage by Getty Images)