UFC 63: Hughes vs. Penn was a mixed martial arts event held by the Ultimate Fighting Championship on September 23, 2006. The event, originally subtitled "Hughes vs. St. Pierre," was scheduled to feature a UFC Welterweight Title match between champion Matt Hughes and Georges St.-Pierre. Nevertheless, a groin injury—which was reported early in August—forced St.-Pierre off the card.

UFC 94: St-Pierre vs. Penn 2 was a mixed martial arts event held by the Ultimate Fighting Championship (UFC) on January 31, 2009. The main event featured the rematch of the UFC Welterweight Champion Georges St-Pierre against the UFC Lightweight Champion BJ Penn for the UFC Welterweight Championship.

UFC 94: St-Pierre vs. Penn 2 was a mixed martial arts event held by the Ultimate Fighting Championship (UFC) on January 31, 2009. The main event featured the rematch of the UFC Welterweight Champion Georges St-Pierre against the UFC Lightweight Champion BJ Penn for the UFC Welterweight Championship.

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.

UFC 187: Johnson vs. Cormier was a mixed martial arts event held on May 23, 2015, at the MGM Grand Garden Arena in Las Vegas, Nevada.

UFC 207: Nunes vs. Rousey was a mixed martial arts event produced by the Ultimate Fighting Championship (UFC) held on December 30, 2016 at the T-Mobile Arena in Paradise, Nevada, part of the Las Vegas metropolitan area. The event was headlined by a UFC Women's Bantamweight Championship bout between current champion Amanda Nunes and former champion Ronda Rousey. A UFC Bantamweight Championship bout between then champion Dominick Cruz and Cody Garbrandt co-headlined the event.

UFC 207: Nunes vs. Rousey was a mixed martial arts event produced by the Ultimate Fighting Championship (UFC) held on December 30, 2016 at the T-Mobile Arena in Paradise, Nevada, part of the Las Vegas metropolitan area. The event was headlined by a UFC Women's Bantamweight Championship bout between current champion Amanda Nunes and former champion Ronda Rousey. A UFC Bantamweight Championship bout between then champion Dominick Cruz and Cody Garbrandt co-headlined the event.

UFC 249: Ferguson vs. Gaethje was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on May 9, 2020 at VyStar Veterans Memorial Arena in Jacksonville, Florida, United States.

UFC 205: Alvarez vs. McGregor is a mixed martial arts event promoted by the Ultimate Fighting Championship held on November 12, 2016 at Madison Square Garden in New York City, New York. This event was the first UFC event hosted in New York City. It was also the first UFC event hosted in the state of New York after the longtime professional MMA ban was revoked in early 2016. The event was headlined by a UFC Lightweight Championship bout between then champion Eddie Alvarez and UFC Featherweight Champion Conor McGregor.

UFC 174: Johnson vs. Bagautinov was a mixed martial arts event held by the Ultimate Fighting Championship on June 14, 2014 at the Rogers Arena in Vancouver, British Columbia, Canada. The event was headlined by a UFC Flyweight Championship bout between the current champion Demetrious Johnson and challenger Ali Bagautinov.