UFC on ESPN 26: Makhachev vs. Moisés was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on July 17, 2021 at the UFC Apex facility in Enterprise, Nevada, part of the Las Vegas Metropolitan Area, United States. A lightweight bout between Islam Makhachev and Thiago Moisés was then promoted to serve as the new main event.

UFC on ESPN 9: Woodley vs. Burns was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on May 30, 2020 at the UFC Apex facility in Enterprise, Nevada, part of the Las Vegas Metropolitan Area, United States. A welterweight bout between former UFC Welterweight Champion Tyron Woodley and Gilbert Burns served as the event headliner.

UFC 255: Figueiredo vs. Perez was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on November 21, 2020 at the UFC Apex facility in Enterprise, Nevada, part of the Las Vegas Metropolitan Area, United States. A UFC Flyweight Championship bout between current champion Deiveson Figueiredo and former UFC Bantamweight Champion Cody Garbrandt was expected to serve as the event headliner. However, it was announced on October 2 that Garbrandt pulled out due to a torn bicep and was replaced by Alex Perez, who was already scheduled to face Brandon Moreno at the event.

UFC Fight Night 167: Anderson vs. Błachowicz 2 was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on February 15, 2020 at the Santa Ana Star Center in Rio Rancho, New Mexico, United States. A light heavyweight rematch between The Ultimate Fighter: Team Edgar vs. Team Penn light heavyweight winner Corey Anderson and former KSW Light Heavyweight Champion Jan Błachowicz served as the event headliner in a possible title eliminator.

UFC on ABC 4: Rozenstruik vs. Almeida was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on May 13, 2023, at the Spectrum Center in Charlotte, North Carolina. A light heavyweight bout between former UFC Light Heavyweight Championship challenger Anthony Smith and Johnny Walker was originally expected to headline the event. However, the UFC decided to promote an already scheduled three-round heavyweight bout between Jairzinho Rozenstruik and Jailton Almeida to the five-round main event spot and downgrade the previous headliner to a three-round co-main event.

UFC 279: Diaz vs. Ferguson was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on September 10, 2022, at the T-Mobile Arena in Paradise, Nevada, part of the Las Vegas Metropolitan Area, United States. A welterweight bout between Khamzat Chimaev and former lightweight title challenger (also The Ultimate Fighter 5 lightweight winner) Nate Diaz was originally expected to headline the event. However at the weigh-ins, Chimaev weighed in at 178.5 pounds, 7.5 pounds over the welterweight non-title limit and the bout was cancelled. As a result, the organization opted to shuffle a trio of fights: a new main event featuring Diaz against former interim UFC Lightweight Champion (also The Ultimate Fighter: Team Lesnar vs. Team dos Santos welterweight winner) Tony Ferguson, who was originally scheduled to face Li Jingliang in a welterweight bout, was then set.

Marina Rodriguez vs. Amanda Lemos Neil Magny vs. Daniel Rodriguez Chase Sherman vs. Josh Parisian Tagir Ulanbekov vs. Nate Maness Grant Dawson vs. Mark Madsen

UFC on ABC 6: Whittaker vs. Aliskerov was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on June 22, 2024, at the Kingdom Arena in Riyadh, Saudi Arabia. A middleweight bout between former UFC Middleweight Champion (also The Ultimate Fighter: The Smashes welterweight winner) Robert Whittaker and Ikram Aliskerov headlined the event.

UFC on ESPN 15: Munhoz vs. Edgar was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on August 22, 2020, at the UFC Apex facility in Enterprise, Nevada, part of the Las Vegas Metropolitan Area, United States. A bantamweight bout between Pedro Munhoz and former UFC Lightweight Champion Frankie Edgar served as the event headliner.

UFC on ABC 2: Vettori vs. Holland was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on April 10, 2021 at the UFC Apex facility in Enterprise, Nevada, part of the Las Vegas Metropolitan Area, United States.