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.

Strikeforce: Marquardt vs. Saffiedine was a mixed martial arts event held by Strikeforce. The event took place on January 12, 2013 at the Chesapeake Energy Arena in Oklahoma City, Oklahoma. This was the final event for Strikeforce before the organization is folded and merged with the UFC.

Strikeforce: Rockhold vs. Jardine was a mixed martial arts event held by Strikeforce. The event took place on January 7, 2012 at the Hard Rock Hotel and Casino in Las Vegas, Nevada. Beginning with this event, the preliminary matches aired live on the Showtime Extreme channel prior to the main card airing on Showtime. Miesha Tate was expected to defend her Women's Bantamweight Championship against Sarah Kaufman on this card, but the bout never materialized. Luke Rockhold was expected to fight Tim Kennedy, though an injury left Kennedy unable to compete at this event. Bobby Green was originally scheduled to face Alonzo Martinez, but had to withdraw due to an injury.

Strikeforce Challengers: Fodor vs. Terry was a mixed martial arts event held by Strikeforce. The sixteenth Challengers episode took place on June 24, 2011 at ShoWare Center in Kent, Washington.

Strikeforce Challengers 20: Britt vs. Sayers was a mixed martial arts event held by the Strikeforce. The fourteenth Challengers episode took place on November 18, 2011 at Palms Casino Resort in Las Vegas, Nevada.

UFC on Fox 8: Johnson vs. Moraga was a mixed martial arts event held on July 27, 2013, at the Key Arena in Seattle, Washington. The main event was a UFC Flyweight Championship bout between champion Demetrious Johnson and top contender John Moraga.

The Ultimate Fighter: American Top Team vs. Blackzilians Finale (also known as The Ultimate Fighter 21 Finale) was a mixed martial arts event held on July 12, 2015, at the MGM Grand Garden Arena in Las Vegas, Nevada. A welterweight bout between Jake Ellenberger and Stephen Thompson, originally booked for a day earlier at UFC 189, served as the main event. The final of The Ultimate Fighter: American Top Team vs. Blackzilians took place at the event.

UFC Fight Night 35: Rockhold vs. Philippou was a mixed martial arts event held on January 15, 2014 at The Arena at Gwinnett Center in Duluth, Georgia. The event was headlined by a middleweight bout between Luke Rockhold and Costas Philippou.

UFC on ESPN 7: Overeem vs. Rozenstruik was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on December 7, 2019 at Capital One Arena in Washington, D.C., United States. A heavyweight bout between former 2010 K-1 World Grand Prix Champion, Strikeforce Heavyweight Champion and UFC Heavyweight Championship challenger Alistair Overeem and Jairzinho Rozenstruik served as the headliner.

UFC Fight Night 39: Nogueira vs. Nelson was a mixed martial arts event held on April 11, 2014, at du Arena in Abu Dhabi, United Arab Emirates. A heavyweight bout between Roy Nelson and Antônio Rodrigo Nogueira headlined this event.