Strikeforce Challengers 19: Larkin vs. Rossborough

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 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.

WEC 39: Brown vs. Garcia Took place on March 1, 2009 in Corpus Christi, Texas. The event aired live on the Versus Network.WEC Featherweight Champion Mike Brown made his first title defense against number one contender Leonard Garcia.

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 55: Fury was a mixed martial arts event held by the Ultimate Fighting Championship on October 7, 2005 at the Mohegan Sun Arena in Uncasville, Connecticut. UFC heavyweight champion Andrei Arlovoski defends his title against hard-hitting Mexican striker Paul Buentello. The undercard is highlighted by The Ultimate Fighter Season 1 winner Forrest Griffin as he takes on Australia's Elvis Sinosic.

UFC 54: Boiling Point was a mixed martial arts event held by the Ultimate Fighting Championship on August 20, 2005, at the MGM Grand Arena in Las Vegas, Nevada.. UFC Light Heavyweight Champion Chuck Liddell makes his first title defense against the man who handed him his first ever defeat – Jeremy Horn. The undercard features the return of Randy "The Natural" Couture, the UFC debut of The Ultimate Fighter winner Diego Sanchez, and a highly anticipated welterweight match-up between Georges St. Pierre and Frank Trigg.

WEC 36: Faber vs. Brown took place on November 5, 2008 at the Seminole Hard Rock Hotel and Casino in Hollywood, Florida. The event aired live on the Versus Network. Paulo Filho fought again against Chael Sonnen in the main event of the evening. WEC Featherweight Champion Urijah Faber also put his belt on the line against Mike Brown.

UFC 19: Ultimate Young Guns was a mixed martial arts event held by the Ultimate Fighting Championship on March 5, 1999 at the Casino Magic in Bay St. Louis, Mississippi. The event was seen live on pay per view in the United States, and later released on home video.

UFC 21: Return of the Champions was a mixed martial arts event held by the Ultimate Fighting Championship on July 16, 1999 at the Five Seasons Events Center in Cedar Rapids, Iowa. The event was seen live on pay per view in the United States, and later released on home video.

UFC 22: Only One Can be Champion was a mixed martial arts event held by the Ultimate Fighting Championship on September 24, 1999 at the Lake Charles Civic Center in Lake Charles, Louisiana.

UFC 24: First Defense was a mixed martial arts event held by the Ultimate Fighting Championship on March 10, 2000 at the Lake Charles Civic Center in Lake Charles, Louisiana.

UFC 2: No Way Out (later renamed UFC 2 or The Ultimate Fighting Championship 2) was a mixed martial arts (MMA) event held by the Ultimate Fighting Championship (UFC) on March 11, 1994, at Mammoth Gardens in Denver, Colorado. The tournament had no weight classes or weight limits. Matches had no time limit or rounds, therefore no judges were used. Competitors could only win a match by submission, by the opponent's corner throwing in the towel, or by knockout.

UFC 3: The American Dream was a mixed martial arts (MMA) event held by the Ultimate Fighting Championship (UFC) on September 9, 1994, at Grady Cole Center in Charlotte, North Carolina. The event was seen live on pay-per-view in the United States, and was later released on home video.

UFC 4: Revenge of the Warriors was a mixed martial arts (MMA) event held by the Ultimate Fighting Championship (UFC) on December 16, 1994, at the Expo Center Pavilion in Tulsa, Oklahoma. The event was seen live on pay-per-view, and later released on home video.

UFC 5: The Return of the Beast was a mixed martial arts event held by the Ultimate Fighting Championship on April 7, 1995, at the Independence Arena in Charlotte, North Carolina. The event was seen live on pay per view in the United States, and later released on home video.

UFC 6: Clash of the Titans was the sixth mixed martial arts event held by the Ultimate Fighting Championship on July 14, 1995, at the Casper Events Center in Casper, Wyoming. The event was seen live on pay per view in the United States, and later released on home video.

UFC 7: The Brawl in Buffalo was a mixed martial arts event held by the Ultimate Fighting Championship on September 8, 1995, at the Memorial Auditorium in Buffalo, New York. The event was seen live on pay per view in the United States, and later released on home video.

UFC 8: David vs. Goliath was a mixed martial arts event held by Ultimate Fighting Championship on February 16, 1996, at Ruben Rodriguez Coliseum in San Juan, Puerto Rico. The event was broadcast live on pay per view in the United States, and later released on home video.

UFC 9: Motor City Madness was a mixed martial arts event held by the Ultimate Fighting Championship on May 17, 1996, at the Cobo Arena in Detroit, Michigan. The event was seen live on pay per view in the United States, and later released on home video.

UFC 10: The Tournament was a mixed martial arts event held by the Ultimate Fighting Championship on July 12th, 1996, at the Fairgrounds Arena in Birmingham, Alabama. The event was seen live on pay per view in the United States, and later released on home video.