Pride Critical Countdown 2004

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 92: The Ultimate 2008 was a mixed martial arts event by the Ultimate Fighting Championship (UFC) held on December 27, 2008 at the MGM Grand Garden Arena in Las Vegas, Nevada. The main event featured number-one contender Rashad Evans fighting the UFC Light Heavyweight Champion Forrest Griffin.

UFC 93: Franklin vs. Henderson was a mixed martial arts event held by the Ultimate Fighting Championship (UFC) on January 17, 2009 at The O2, Dublin in Dublin, Ireland. The main event featured a Light Heavyweight bout between former UFC Middleweight Champion Rich Franklin and former Pride Middleweight Champion and Pride Welterweight Champion Dan Henderson. The winner of the fight would become the coach opposite Michael Bisping for the ninth season of The Ultimate Fighter: United States vs. United Kingdom.

UFC 88: Breakthrough was a mixed martial arts event held by the Ultimate Fighting Championship (UFC) on September 6, 2008 at the Philips Arena in Atlanta, Georgia. The event was headlined by a light heavyweight bout between Chuck Liddell and Rashad Evans.

UFC 87: Seek and Destroy was a mixed martial arts event held by the Ultimate Fighting Championship on August 9, 2008, at the Target Center in Minneapolis, Minnesota. The card was headlined by a welterweight championship bout between champion Georges St. Pierre and challenger Jon Fitch.

UFC 86: Jackson vs. Griffin was a mixed martial arts event held by the Ultimate Fighting Championship (UFC) on July 5, 2008, at the Mandalay Bay Events Center in Las Vegas, Nevada. The title bout between Quinton "Rampage" Jackson and Forrest Griffin, coaches on The Ultimate Fighter: Team Rampage vs. Team Forrest, was for Jackson's UFC Light Heavyweight Championship.

UFC 85: Bedlam was a mixed martial arts event held by the Ultimate Fighting Championship (UFC) on June 7, 2008, at The O2 Arena in London, United Kingdom. The main event was ultimately changed to Matt Hughes against Thiago Alves. Hughes took the fight on short notice as a favor to the UFC and Alves came in four pounds overweight.

UFC 84: Ill Will was a mixed martial arts event held by the Ultimate Fighting Championship (UFC) on May 24, 2008, at the MGM Grand Garden Arena in Las Vegas, Nevada. The card featured the return of Sean Sherk, who was suspended and stripped of his UFC lightweight title after he tested for steroids at UFC 73. He faced B.J. Penn, who had since won the vacated title.

UFC 83: Serra vs St-Pierre 2 was a mixed martial arts event held by the Ultimate Fighting Championship. The event was held on April 19, 2008, at the Bell Centre in Montreal, Quebec, Canada. UFC 83 was the UFC's first event in Canada. It was headlined by UFC Welterweight Champion Matt Serra and UFC Interim Welterweight Champion Georges St. Pierre in a match to unify the championship.

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 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.

Pride Shockwave 2006 was a mixed martial arts event held by Pride Fighting Championships on December 31, 2006. In Japan, this event was called Pride Otoko Matsuri 2006: Fumetsu

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 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 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.

UFC 13: Ultimate Force was a mixed martial arts event held by the Ultimate Fighting Championship on May 30, 1997 in Augusta, Georgia. The event was seen live on pay per view in the United States, and later released on home video.

UFC 17: Redemption was a mixed martial arts event held by the Ultimate Fighting Championship on May 15th, 1998 at the Mobile Civic Center, in Mobile, Alabama. The event was seen live on pay per view in the United States, and later released on home video.