Floyd Mayweather Jr returns to the ring for the initial time in 21 months with a unanimous points win over Juan Manuel Marquez in Las Vegas. Mayweather, who announce his retirement after beating Ricky Hatton in 2007, conquered his five-time, three-weight world champ opponent. The American knock down Marquez in the 2nd round, then pepper him with harmful shots to remain unbeaten. And that step up told as 32-year-old Mayweather conquered all 12 rounds against his smaller challenger with his left jab and agile movement, civilizing his career record to 40-0 with 25 knockouts.

Mayweather, who had a important weight and reach benefit, was a heavy favourite going into the bout at the MGM Grand Garden stadium and floored Marquez, 36, with a hurtful left hook in the second round. And he showed no signs of rust after his long stint away and forbidden the pace of the fight with his lightning hand and foot pace, rock-solid defence and a sequence of telling combinations.

Marquez, who has fought most of his profession at featherweight but is a reign world champion at lightweight, suffer a bloody nose as Mayweather land several hard shots late in the sixth. And whenever he appear to ground a combination, Mayweather simply back away with a grin. Mayweather ended the 11th round by grounding a crunching right hook and maintained be in charge of until the final bell sounded to end the 12th. I've been off for approximately two years but it felt actually excellent to be back. I was pleased with the success but I know I can get better.