Boxing superstar Floyd Mayweather has reached 50 wins and 0 losses after beating UFC star Conor McGregor in a 12-round fight. With this recent win, he decided to hang up the gloves for good.

According to theScore.com Floyd Mayweather’s son Koraun said, “No chance. No chance. No rematch. [He’s] officially done. He’s 40, gotta realize that. He’s an old man.”

Over the years Mayweather has entertained millions of fans with win after win. He has triumphed in some of the biggest fights of the decade like his superfight with Manny Pacquiao. His career has arguably made him one of the greatest boxers of all-time.