Conor would likely be a goner

MMA star given little chance if bout with Mayweather becomes reality

An intriguing one-off collision of combat-sport kings ... or a pointless circus sideshow with little or no intrinsic value as a spectacle?

Whatever your viewpoint, the drumbeat of headlines linking retired undisputed world welterweight boxing champion Floyd Mayweather to a showdown with mixed martial arts superstar Conor McGregor suggests a money-spinning fight is edging closer.