UFC 260: Miocic vs. Ngannou 2 was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on March 27, 2021 at the UFC Apex facility in Enterprise, Nevada, part of the Las Vegas Metropolitan Area, United States. A UFC Heavyweight Championship rematch bout between current two-time champion Stipe Miocic and Francis Ngannou headlined this event. The pairing met previously at UFC 220 on January 20, 2018, where Miocic won via unanimous decision and broke the record for most consecutive title defenses for the division with his third.

UFC 199: Rockhold vs. Bisping 2 was a mixed martial arts event held on June 4, 2016 at The Forum in Inglewood, California. After numerous opponents were forced to withdraw from the main event against Middleweight Champion, Luke Rockhold, the Ultimate Fighter 3 winner Michael Bisping accepted the fight. This fight was a rematch as the two met previously in November 2014 at UFC Fight Night: Rockhold vs. Bisping, with Rockhold winning via submission in the second round.

UFC 257: Poirier vs. McGregor 2 was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on January 24, 2021 at the Etihad Arena on Yas Island, Abu Dhabi, United Arab Emirates. A lightweight rematch between former UFC Featherweight and Lightweight Champion Conor McGregor and former interim champion Dustin Poirier headlined this event. They met previously in a featherweight bout at UFC 178 on September 27, 2014, where McGregor won by first-round TKO.

UFC 214: Cormier vs. Jones 2 is a mixed martial arts event held by the Ultimate Fighting Championship on July 29, 2017 at Honda Center in Anaheim, California.

UFC 202: Diaz vs. McGregor 2 was a mixed martial arts event produced by the Ultimate Fighting Championship that was held on August 20, 2016, at the T-Mobile Arena in Paradise, Nevada, part of the Las Vegas metropolitan area. The event was headlined by a welterweight rematch between The Ultimate Fighter 5 winner and former lightweight title challenger Nate Diaz and UFC Featherweight Champion Conor McGregor.

UFC 132: Cruz vs. Faber was a mixed martial arts event held by the Ultimate Fighting Championship on July 2, 2011 at the MGM Grand Garden Arena in Las Vegas, Nevada.

UFC 209: Woodley vs. Thompson 2 was a mixed martial arts event produced by the Ultimate Fighting Championship held on March 4, 2017, at the T-Mobile Arena in Paradise, Nevada. A UFC Welterweight Championship rematch between current champion Tyron Woodley and five-time kickboxing world champion Stephen Thompson headlined this event. The pairing met recently at UFC 205, as Woodley retained his title after the fight ended in a majority draw.

UFC 100 was a mixed martial arts event produced by the Ultimate Fighting Championship (UFC) on July 11, 2009, in Las Vegas, Nevada. The main event was a rematch between UFC Heavyweight Champion Brock Lesnar and Interim UFC Heavyweight Champion Frank Mir.

UFC 100 was a mixed martial arts event produced by the Ultimate Fighting Championship (UFC) on July 11, 2009, in Las Vegas, Nevada. The main event was a rematch between UFC Heavyweight Champion Brock Lesnar and Interim UFC Heavyweight Champion Frank Mir.

UFC 196: McGregor vs. Diaz was a mixed martial arts event held on March 5, 2016 at MGM Grand Garden Arena in Las Vegas, Nevada.