Floyd Mayweather Reveals He's 'Working On' His Own Boxing Video Game

[[tmz:video id="0_68qpwpcr"]] Epic news, gamers -- the best thing since "Mike Tyson's Punch-Out" is on the way ... 'cause Floyd Mayweather says he's following in Tyson's footsteps and creating HIS OWN video game!! At his 41st birthday bash,…