In the video above, taken at a recent event, Floyd Mayweather and Manny Pacquiao seemingly agreed to a rematch. The fight world believes them too, and it now appears to Floyd Mayweather may return once more for another low-risk stint inside the squared circle. While nothing is yet official on the bout, oddsmakers have opened up the betting lines, placing Floyd Mayweather as the favorite. According to the gambling website BetDSI, Floyd Mayweather Jr. is a -265 favorite, while Manny Pacquiao is a +215 underdog. According to the rumblings, this fight could happen by year's end.