UFC 20: Battle for the Gold was a mixed martial arts event held by the Ultimate Fighting Championship on May 7, 1999 at the Boutwell Auditorium in Birmingham, Alabama. The event was seen live on pay per view in the United States, and later released on home video.

World Heavyweight Champion Alistair "The Demolition Man" Overeem (32-11) will make his highly anticipated return to action against heavy-handed knockout artist Brett "The Grim" Rogers (10-1) in the main event of a STRIKEFORCE mixed martial arts (MMA) extravaganza at Scottrade Center in St. Louis, Mo., on Saturday, May 15. In another heavyweight confrontation, Andrei "The Pitbull" Arlovski (15-7) will clash with Antonio "Big Foot" Silva (13-2).

UFC 35: Throwdown was a mixed martial arts event held by the Ultimate Fighting Championship at the Mohegan Sun Arena in Uncasville, Connecticut on January 11, 2002. The event was seen live on pay per view in the United States, and later released on home video.

UFC 26: Ultimate Field Of Dreams was a mixed martial arts event held by the Ultimate Fighting Championship on June 9, 2000 in Cedar Rapids, Iowa. The main card featured Welterweight Champion Pat Miletich defending his title against John Alessio, and Heavyweight Champion Kevin Randleman defending his title against Pedro Rizzo.

Event promoted by Keiji Mutoh with help from All Japan, K-1, and Pride. Wrestle-1 was a strange idea by Mutoh (the All Japan booker) and was promoted by All Japan, so even though it wasn't "officially" an All Japan event it might as well have been. There’s a few “feature” matches. Some good-looking junior stuff on the undercard, Muto & Goldberg teaming up against Kronik, and Bob Sapp facing a “mystery opponent.”

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.

Pride Shockwave 2004 (marketed in Japan as "Otoko Matsuri - Sadame") was a mixed martial arts event held by Pride Fighting Championships. The event took place at the Saitama Super Arena on December 31st, 2004. This event held the final bout of the 2004 Heavyweight Grand Prix because it had ended in a no contest at the Final Conflict event back in August.

UFC 23: Ultimate Japan 2 was a mixed martial arts event held by the Ultimate Fighting Championship on November 19, 1999 at Tokyo Bay NK Hall in Tokyo, Japan.

Pride Critical Countdown 2 was a mixed martial arts event held by Pride Fighting Championships. The event held the second round of the Heavyweight tournament. It took place on June 20th, 2004, at the Saitama Super Arena in Saitama, Japan.

Pride Final Conflict was a mixed martial arts event held by Pride Fighting Championships. It took place at the Tokyo Dome in Tokyo, Japan on November 9, 2003 and had over 67,450 people in the audience. This event was host to the semi-finals and finals of the 2003 Pride Middleweight Grand Prix tournament.

Pride 32: The Real Deal was a mixed martial arts event and was held by the Pride Fighting Championships. The event took place on October 21, 2006, at the Thomas & Mack Center in Las Vegas, Nevada. It was the first Pride event to be held outside of Japan, and in front of an audience of 11,727 (8,079 paid).Since the event took place in Nevada, Pride had to modify its rules to follow Nevada's version of the Unified Rules of Mixed Martial Arts for this event. Pride followed Nevada's MMA rules for the most part, in effect using the same rules as other promotions in Nevada like the UFC, but it used a ring to stage contests and prohibited elbows to the head as it already did in its own rules (Elbow strikes are allowed in UFC). Matches were three rounds of five minutes each, and if a match went the distance, it would be judged by Nevada's 10-point must system with Nevada State Athletic Commission (NSAC) judges, which is different from Pride's own judging criteria.

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 28: High Stakes was a mixed martial arts event held by the Ultimate Fighting Championship on November 17, 2000 at the Trump Taj Mahal in Atlantic City, New Jersey

Pride Total Elimination 2 was a mixed martial arts event held by Pride Fighting Championships. This event consisted of the first round of the 2004 Heavyweight Grand Prix. It took place on April 25th, 2004, at the Saitama Super Arena in Saitama, Japan.

IGF Toukon Bom-Ba Ye was an event held by Inoki Genome Federation on June 29, 2007 at the Tokyo Ryogoku Kokugikan in Tokyo, Japan, headlined by Kurt Angle vs. Brock Lesnar.

Pride Total Elimination 3 was a mixed martial arts event held by Pride Fighting Championships. This event marked the first round of the Middleweight tournament. It took place on April 23rd, 2005, at the Osaka Dome in Osaka, Japan.

Hustle was a Japanese professional wrestling promotion managed by Nobuhiko Takada. Hustle can be described as an industry experiment to market the sports entertainment style of professional wrestling in Japan. HUSTLE AID is one of the main annual shows put on by the promotion. This years event was held in the Saitama Super Arena in Saitama, Japan.

Pride 23: Championship Chaos 2 was a mixed martial arts event held by Pride Fighting Championships. It took place at the Tokyo Dome in Tokyo, Japan on November 24, 2002.

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 Final Conflict 2 was a mixed martial arts event held by Pride Fighting Championships. This event held the final round of the 2004 Heavyweight Grand Prix Tournament. It took place at the Saitama Super Arena on August 15th, 2004.