UFC 266: Volkanovski vs. Ortega was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on September 25, 2021 at the T-Mobile Arena in Paradise, Nevada, part of the Las Vegas Metropolitan Area, United States. A UFC Featherweight Championship bout between current champion Alexander Volkanovski and former title challenger Brian Ortega headlined the event.

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.

UFC on ESPN 33: Blaydes vs. Daukaus was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on March 26, 2022 at the Nationwide Arena in Columbus, Ohio, United States. A heavyweight bout between Curtis Blaydes and Chris Daukaus headlined the event.

UFC Fight Night 208: Blaydes vs. Aspinall was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on July 23, 2022, at The O2 Arena in London, England. A heavyweight bout between Curtis Blaydes and Tom Aspinall headlined the event.

UFC 299: O'Malley vs. Vera 2 was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on March 9, 2024, at the Kaseya Center in Miami, Florida, United States.

UFC 304: Edwards vs. Muhammad 2 was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on July 27, 2024, at the Co-op Live in Manchester, England. A UFC Welterweight Championship bout between current champion Leon Edwards and Belal Muhammad headlined the event. The pair previously fought at UFC Fight Night: Edwards vs. Muhammad in March 2021, where the fight was declared a no contest following an accidental eye poke which left Muhammad unable to continue.

UFC Fight Night 86: Rothwell vs. Dos Santos was a mixed martial arts event held on April 10, 2016, at the Arena Zagreb in Zagreb, Croatia. A heavyweight bout between Ben Rothwell and former UFC Heavyweight Champion Junior dos Santos served as the event headliner.

UFC 213: Romero vs. Whittaker is a mixed martial arts event produced by the Ultimate Fighting Championship held on July 8, 2017 at T-Mobile Arena in Paradise, Nevada, part of the Las Vegas metropolitan area.

UFC 221: Romero vs. Rockhold is a mixed martial arts event produced by the Ultimate Fighting Championship held on February 10, 2018 at Perth Arena in Perth, Australia.

UFC Fight Night 141: Blaydes vs. Ngannou 2 was a mixed martial arts event produced by the Ultimate Fighting Championship that was held on November 24, 2018 at Cadillac Arena in Beijing, China. A heavyweight rematch between former UFC Heavyweight Championship challenger Francis Ngannou and Curtis Blaydes served as the event headliner. The pairing met previously in April 2016 at UFC Fight Night: Rothwell vs. dos Santos, with Ngannou winning the fight via TKO stoppage at the conclusion of the second round.