Matt Brown

The event was expected to be headlined by a 145 lbs UFC Featherweight Championship bout between current champion José Aldo and top contender Conor McGregor. Aldo pulled out of the bout and a interim championship bout between Chad Mendes and McGregor took place at this event. The UFC received official medical confirmation from several doctors that Aldo did not have a broken rib as he claimed and the biggest problem was the weight cutting process being complicated by the injury. This was confirmed when a release of an Xray tied to an old injury was released by Aldo's camp. The co-main event featured a 170 lbs UFC Welterweight Championship bout between current champion Robbie Lawler and top contender Rory MacDonald. 145 lbs: Dennis Bermudez vs. Jeremy Stephens | 170 lbs: Gunnar Nelson vs. Brandon Thatch | 135 lbs.: Thomas Almeida vs. Brad Pickett

UFC 96: Jackson vs. Jardine a mixed martial arts event held by the Ultimate Fighting Championship (UFC). It was held in Columbus, Ohio on March 7, 2009 at Nationwide Arena. The card was headlined by a Light Heavyweight bout between Quinton Jackson and Keith Jardine. Following the main event, Rashad Evans, training partner of Jardine and then-Light Heavyweight Champion, entered the cage and publicly challenged Jackson. It resulted in a long-standing feud between the two that would not be settled until 2010.

UFC 105: Couture vs. Vera was a mixed martial arts event held by the Ultimate Fighting Championship (UFC) on November 14, 2009 in Manchester, England at the Manchester Evening News Arena. This event aired on the same day, via tape delay, on Spike in the U.S.

UFC 245: Usman vs. Covington was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on December 14, 2019 at T-Mobile Arena in Paradise, Nevada. A UFC Welterweight Championship bout between the current champion and The Ultimate Fighter: American Top Team vs. Blackzilians winner Kamaru Usman and former interim champion Colby Covington served as the event headliner. A UFC Featherweight Championship bout between the current champion Max Holloway and Alexander Volkanovski took place as the co-main event.

UFC Fight Night 120: Poirier vs. Pettis was a mixed martial arts event produced by the Ultimate Fighting Championship held on November 11, 2017, at Ted Constant Convocation Center in Norfolk, Virginia. A lightweight bout between Dustin Poirier and former WEC and UFC Lightweight Champion Anthony Pettis served as the event headliner.

UFC 91: Couture vs. Lesnar was a mixed martial arts event held by the Ultimate Fighting Championship (UFC) on November 15, 2008, at the MGM Grand Garden Arena in Las Vegas, Nevada. The main event featured the return of UFC Heavyweight Champion Randy Couture versus WWE's Brock Lesnar in a title bout. The decision to grant Lesnar—who was 1–1 in UFC fights at the time—the title shot was controversial at the time. Some felt it was premature and marketing driven, while others argued the relative lack of depth in the heavyweight division at the time left no clear-cut contenders to the belt.

UFC 198: Werdum vs. Miocic was a mixed martial arts event held on May 14, 2016, at Arena da Baixada in Curitiba, Brazil. A UFC Heavyweight Championship bout between champion Fabrício Werdum and top contender Stipe Miocic served as the main event.

UFC 143: Diaz vs. Condit was a mixed martial arts event held by the Ultimate Fighting Championship on February 4, 2012 at the Mandalay Bay Events Center in Las Vegas, Nevada.

UFC 201: Lawler vs. Woodley was a mixed martial arts event produced by the Ultimate Fighting Championship held on July 30, 2016, at Philips Arena in Atlanta, Georgia. The event was headlined by a UFC Welterweight Championship bout between then champion Robbie Lawler and top contender Tyron Woodley.

UFC 123: Rampage vs. Machida was a mixed martial arts event held by the Ultimate Fighting Championship on November 20, 2010 at the Palace of Auburn Hills in Auburn Hills, Michigan.

UFC 185: Pettis vs. dos Anjos was a mixed martial arts event held on March 14, 2015 at the American Airlines Center in Dallas, Texas. The event was headlined by a UFC Lightweight Championship bout between current champion Anthony Pettis and top contender Rafael dos Anjos. The co-main event featured a UFC Women's Strawweight Championship bout between current champion Carla Esparza and top contender Joanna Jędrzejczyk.

UFC 116: Lesnar vs. Carwin was a mixed martial arts event held by the Ultimate Fighting Championship on July 3, 2010 at the MGM Grand Garden Arena in Las Vegas, Nevada, United States.

The next generation of UFC stars are produced in an intense elimination tournament that separates the contenders from the pretenders.