Strikeforce: Shamrock vs. Gracie was the inaugural mixed martial arts event promoted by Strikeforce. The event took place at the HP Pavilion at San Jose in San Jose, California on March 10, 2006. The main event was the long awaited match between Frank Shamrock, returning to the sport after a 3-year absence, and Cesar Gracie. The show is also notable for featuring the MMA debut of Cung Le. This was the first Strikeforce event.

Strikeforce: Carano vs. Cyborg was a mixed martial arts event held by Strikeforce. It was held in San Jose, California on August 15, 2009. The event aired live on the Showtime cable network and marked the first time two women headlined an MMA event in history.

Strikeforce World Grand Prix Semi-Finals: Barnett vs. Kharitonov was a mixed martial arts event held by Strikeforce that served as the Heavyweight Tournament semifinals. The event took place on September 10, 2011 at U.S. Bank Arena in Cincinnati, Ohio.

Strikeforce: Lawler vs. Shields was a mixed martial arts event held by the MMA organization Strikeforce. It was held in St. Louis, Missouri on June 6, 2009. The event drew an estimated 275,000 viewers on Showtime.

UFC 49: Unfinished Business was a mixed martial arts event held by the Ultimate Fighting Championship at the MGM Grand Arena in Las Vegas, Nevada. It featured the anticipated rubber match between Light Heavyweight Champion Vitor Belfort and Randy Couture, following a disappointing doctor's stoppage in their last encounter at UFC 46.

UFC 51: Super Saturday was a mixed martial arts event held by the Ultimate Fighting Championship on February 5, 2005 (Super Bowl weekend) at the Mandalay Bay Events Center in Las Vegas, Nevada.

Strikeforce: Shamrock vs. Le was a mixed martial arts event co-promoted by Strikeforce and EliteXC. The event took place on Saturday, March 29, 2008 at the HP Pavilion in San Jose, California. The main card aired live on the Showtime premium cable channel. The event originally featured the anticipated Gilbert Melendez vs. Josh Thomson, but it was called off because Thomson injured himself training. Nick Diaz was also scheduled to fight but was pulled from the card due to undisclosed reasons. Referees assigned for the event were Mario Yamasaki, Herb Dean and Jon Schorle.

Strikeforce: Henderson vs. Babalu II, also known as Strikeforce: St. Louis, was a mixed martial arts event that was held by Strikeforce on December 4, 2010 at the Scottrade Center in St Louis, Missouri, United States.

WEC 20: Cinco de Mayhem was a mixed martial arts event held by World Extreme Cagefighting that took place on May 5, 2006 at Tachi Palace Hotel & Casino in Lemoore, California. WEC 20's main event was a heavyweight bout between Brian Olsen and Mike Kyle.

Strikeforce Heavyweight Grand Prix Finals: Barnett vs. Cormier (aka Strikeforce: Barnett vs. Cormier) was a mixed martial arts event held by Strikeforce that served as the Heavyweight Tournament Finals. It took place on May 19, 2012 at the HP Pavilion in San Jose, California.