Jai Opetaia became the first champion in the history of Zuffa Boxing on March 8 in Las Vegas, defeating Brandon Glanton.

Jai Opetaia beat Brandon Glanton to keep his No. 1 spot at cruiserweight. Here are the latest ESPN divisional rankings.

Opetaia completely outclassed Glanton, collecting the Zuffa Boxing cruiserweight world title in his pursuit to become the undisputed champion ...

Opetaia (30-0, 23 KOs) won a shutout unanimous decision (119-106, 119-106, 119-106) over Brandon Glanton in his Zuffa Boxing and U.S. debut Sunday night at the Meta Apex in Las Vegas.

After Jai Opetaia became the first champ of Dana White’s Zuffa Boxing, White made some startling predictions about the sport.

The Zuffa Boxing title has been a major sticking point for the IBF in the lead-up to the fight, and on Friday, the ...

Misfits Boxing's return to form in Derby saw a number of knockouts, but none more brutal than Taekwondo Olympian Jade Jones' ...