7:54 AM ET Jeff Wagenheim Khamzat Chimaev will compete in his fourth UFC fight on Saturday at UFC 267 (10:30 a.m. ET on ESPN+). He is 3-0 inside the Octagon, 9-0 overall in his MMA career. He has finished every opponent, six of them in the first round. He has never seen a Round 3.

7:53 AM ET The past 18 months have been life-altering for Kayla Harrison, one of the most promising fighters in women’s MMA. Harrison took her niece and nephew, Kyla and Emery, into her home when her stepfather, Bob Nichols, died in May 2020. At that time, the biggest breakout fighter in the Professional Fighters League

7:23 PM ET LAS VEGAS — It was a weird week, to say the least, but Saturday’s five-round main event between Marvin Vettori and Paulo Costa delivered as expected. Vettori (18-4-1) handed Costa (13-2) his second consecutive defeat, scoring a unanimous decision victory in a light heavyweight matchup at UFC Fight Night inside the Apex.

1:34 PM ET LAS VEGAS — One of the most interesting fight weeks of 2021 will come to its conclusion tonight, as Paulo Costa takes on Marvin Vettori in a light heavyweight bout at UFC Fight Night inside the Apex. This fight, of course, was supposed to take place at 185 pounds and have a

12:57 PM ET LAS VEGAS — A three-day saga surrounding Saturday’s UFC Fight Night main event between Paulo Costa and Marvin Vettori is finally over, as both fighters made weight for a five-round light heavyweight matchup. This fight was originally scheduled to take place at middleweight, the division in which Costa and Vettori are both

8:00 AM ET UFC middleweight champion Israel Adesanya released a YouTube video last weekend in which he broke down Saturday’s main event fight between his “children” Paulo Costa and Marvin Vettori. On its face, Costa vs. Vettori is an outstanding main event featuring two of the UFC’s top middleweights. Costa and Vettori are ranked Nos.

8:00 AM ET There was a time when an appearance by Fedor Emelianenko was as big as it got in mixed martial arts. From mid-2000, when the Russian first competed as a pro, through the end of 2009, Emelianenko fought 32 times and lost only once, by a dubious doctor’s stoppage. During one stretch, mostly

8:03 AM ET The 2021 PFL season will come to its conclusion on Oct. 27, with a full lineup of tournament championships in six different weight classes (4:30 p.m. ET, ESPN2/ESPN+). Emerging women’s MMA superstar Kayla Harrison (11-0) will headline the event, in her lightweight final against Taylor Guardado (3-1). Arguably the most intriguing finals

8:12 PM ET LAS VEGAS — The UFC is working on finalizing a catchweight for Saturday’s UFC Fight Night main event between Paulo Costa and Marvin Vettori, the promotion said Wednesday. The UFC didn’t reveal what weight it is pursuing for the fight. The announcement was made after Costa admitted he did not intend to

12:41 PM ET Bantamweight might be the best division in mixed martial arts and that extends to outside the UFC, as well. In a marquee matchup at 135 pounds, Sergio Pettis will defend his Bellator title in the weight class against former champion Kyoji Horiguchi on Dec. 3 at Mohegan Sun in Uncasville, Connecticut, Bellator