UFC 31: Locked and Loaded was a mixed martial arts event held by the Ultimate Fighting Championship at the Trump Taj Mahal in Atlantic City, New Jersey on May 4, 2001. The event was seen live on pay per view in the United States, and later released on home video.

UFC 40: Vendetta was a mixed martial arts event held by the Ultimate Fighting Championship on November 22, 2002, at the MGM Grand Arena on the Las Vegas Strip in Paradise, Nevada. The event was broadcast live on pay per view in the United States, and later released on DVD. UFC 40 contained one of the biggest, most important and most anticipated fights in UFC history, a UFC Light Heavyweight Championship fight between rivals Tito Ortiz and Ken Shamrock. Shamrock, a popular legendary fighter and former champion from the UFC's early years, was returning to the UFC for the first time since 1996. The fight was coined "the biggest fight in UFC history" by the UFC during the event.

Pride 6 was a mixed martial arts event held by the Pride Fighting Championships. It took place at Yokohama Arena in Yokohama, Japan, on July 4, 1999. The first four matches were won by decision. The event also featured a karate match between Hiroki Kurosawa and Nobuaki Kakuda.

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.

Pride Bushido 5 was a mixed martial arts event held by Pride Fighting Championships. It took place at the Osaka Castle Hall in Osaka, Japan on October 14, 2004. Under BUSHIDO rules, matches are 2 rounds only.

Pride 19: Bad Blood was a mixed martial arts event held by the Pride Fighting Championships. It took place at the Saitama Super Arena in Saitama, Japan on February 24, 2002.

UFC 46: Supernatural was a mixed martial arts event held by the Ultimate Fighting Championship on January 31, 2004, at the Mandalay Bay Events Center in Las Vegas, Nevada. Headlining the card was a Light Heavyweight championship bout between Randy Couture and Vitor Belfort. The evening marked the UFC debut of future welterweight champion Georges St-Pierre.

Pride 12: Cold Fury was a mixed martial arts event held by the Pride Fighting Championships. It took place at the Saitama Super Arena in Saitama, Japan on December 9, 2000.

UFC 34: High Voltage was a mixed martial arts event held by the Ultimate Fighting Championship at the MGM Grand Arena on the Las Vegas Strip in Paradise, Nevada on November 2, 2001. The card was headlined by two Championship Bouts, Randy Couture faced Pedro Rizzo for the Heavyweight Title, and Matt Hughes faced Carlos Newton for the Welterweight Title.

UFC 38: Brawl at the Hall was a mixed martial arts event held by the Ultimate Fighting Championship. It took place at the Royal Albert Hall in London, England, on July 13, 2002. The event was seen on pay per view in the United States, and was later released on home video.

Pride 25: Body Blow was a mixed martial arts event held by Pride Fighting Championships. It took place at the Yokohama Arena in Yokohama, Japan on March 16, 2003.

Pride 9: New Blood was a mixed martial arts event held by the Pride Fighting Championships. It took place at the Nagoya Rainbow Hall in Nagoya, Japan on June 4, 2000. Matt Serra was to fight on this card, but his opponent, Johil de Oliveira, was injured by a pyrotechnics explosion at the event.

Pride Bushido 3 was a mixed martial arts event held by the Pride Fighting Championships. It took place at the Yokohama Arena in Yokohama, Japan on May 23, 2004. The fight card was highlighted by three fights between Team Gracie and Team Japan.

Pride 3 was a mixed martial arts event held by KRS-Pride (later renamed Pride Fighting Championships) on June 24, 1998 at the Nippon Budokan in Tokyo, Japan.

Shooto: 10th Anniversary Event[6] was an event held on May 29, 1999, at The Yokohama Cultural Gymnasium in Yokohama, Kanagawa, Japan.

Pride FC: Bushido 1 Is an event held by the Pride Fighting Championships at the Saitama Super Arena in Saitama, Japan on October 5, 2003. The card was billed as Team Japan Vs. Team Gracie, with five bouts featuring a Japanese fighter represented by Hidehiko Yoshida and a member of the Gracie family represented by Royce Gracie. In the main event, Dos Caras, Jr. became the first Hispanic fighter to compete in Pride and the first to wear a lucha libre mask during a bout. He is now better known as WWE pro wrestler Alberto Del Rio.