UFC on Fox 31: Lee vs. Iaquinta 2 was a mixed martial arts event produced by the Ultimate Fighting Championship that was held on December 15, 2018 at Fiserv Forum in Milwaukee, Wisconsin, United States. A lightweight rematch between former interim title challenger Kevin Lee and Al Iaquinta served as the event headliner. The pairing met previously in February 2014 at UFC 169 with Iaquinta winning the fight via unanimous decision.

UFC on ESPN 11: Blaydes vs. Volkov was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on June 20, 2020 at the UFC Apex facility in Enterprise, Nevada, part of the Las Vegas Metropolitan Area, United States. A heavyweight bout between Curtis Blaydes and former Bellator Heavyweight Champion Alexander Volkov served as the event headliner.

KOTC: Imminent Danger was an event held on August 13, 2010, at the Inn of the Mountain Gods Casino in Mescalero, New Mexico.

UFC 265: Lewis vs. Gane was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on August 7, 2021, at the Toyota Center in Houston, Texas, United States. An interim UFC Heavyweight Championship bout between former title challenger Derrick Lewis and Ciryl Gane headlined the event.

UFC 268: Usman vs. Covington 2 was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on November 6, 2021, at Madison Square Garden in New York City, New York, United States. A UFC Welterweight Championship rematch between the current champion Kamaru Usman (also The Ultimate Fighter: American Top Team vs. Blackzilians welterweight winner) and former interim champion Colby Covington headlined the event.

Strikeforce: Rousey vs. Kaufman, which is headlined by the Strikeforce women’s bantamweight championship bout between Ronda Rousey and Sarah Kaufman, and the middleweight bout between Ronaldo “Jacare” Souza and Derek Brunson, airs on Showtime from the Valley View Casino Center in San Diego, California.

Strikeforce Heavyweight Grand Prix Finals: Barnett vs. Cormier (aka Strikeforce: Barnett vs. Cormier) was a mixed martial arts event held by Strikeforce that served as the Heavyweight Tournament Finals. It took place on May 19, 2012 at the HP Pavilion in San Jose, California.

Strikeforce / M-1 Global: Fedor vs. Henderson was a mixed martial arts event held by Strikeforce. The event took place on July 30, 2011 at Sears Centre in Hoffman Estates, Illinois. The main card was headlined by a heavyweight superfight between former Pride Heavyweight Champion Fedor Emelianenko and former Pride Welterweight Champion, Pride Middleweight Champion and current Strikeforce Light Heavyweight champ Dan Henderson.It was co-headlined by a women's bantamweight title fight between champion Marloes Coenen and challenger Miesha Tate.

UFC Fight Night 222: Pavlovich vs. Blaydes was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on April 22, 2023, at the UFC Apex facility in Enterprise, Nevada. A heavyweight bout between Sergei Pavlovich and Curtis Blaydes headlined the event.

Affliction: Day of Reckoning was a mixed martial arts event promoted by Affliction Entertainment on January 24, 2009, in Anaheim, California at the Honda Center. It was originally scheduled for October 11, 2008, at the Thomas and Mack Center in Las Vegas, Nevada with a different fight card. The main event was former Pride World Heavyweight Champion Fedor Emelianenko against former UFC Heavyweight Champion Andrei Arlovski. Also on the card was Josh "Babyface Assassin" Barnett, who took on Gilbert Yvel. In a light-heavyweight match, former Strikeforce Champion Renato "Babalu" Sobral took on Rameau Thierry Sokoudjou. Matt Lindland was reassigned from a 195-pound catchweight bout with Sobral to a middleweight matchup against former UFC Light-Heavyweight Champion Vitor Belfort.