MMAjunkieFloyd Mayweather posts cryptic video entering MMA cage, and of course Conor McGregor respondsMMAjunkieIs Floyd Mayweather preparing to step in the UFC's octagon for real? Probably not, but that hasn't stopped him from teasing it. The idea of Mayweather, an undefeated boxing legend, fighting in the UFC – or in an MMA bout, in general – is something that ...Video: Floyd Mayweather steps into MMA cage, Conor McGregor respondsMMA FightingVideo: Watch shirtless, buff Floyd Mayweather jump into the Octagon amid rumors of UFC debutMMAmania.comFloyd Mayweather Steps In MMA Cage ...