UFC 166: Velasquez vs. dos Santos III was a mixed martial arts event held on October 19, 2013, at the Toyota Center in Houston, Texas. The main event was a UFC Heavyweight Championship bout between the current champion Cain Velasquez and top contender Junior dos Santos. The two have split their two previous encounters with Dos Santos winning the first bout via first round knockout and then Velasquez winning the rematch via unanimous decision at UFC 155.

UFC on Fuel TV 9: Mousasi vs. Latifi was a mixed martial arts event held on April 6, 2013, at the Ericsson Globe Arena in Stockholm, Sweden.

Strikeforce: Rousey vs. Kaufman, which is headlined by the Strikeforce women’s bantamweight championship bout between Ronda Rousey and Sarah Kaufman, and the middleweight bout between Ronaldo “Jacare” Souza and Derek Brunson, airs on Showtime from the Valley View Casino Center in San Diego, California.

Strikeforce: Rockhold vs. Jardine was a mixed martial arts event held by Strikeforce. The event took place on January 7, 2012 at the Hard Rock Hotel and Casino in Las Vegas, Nevada. Beginning with this event, the preliminary matches aired live on the Showtime Extreme channel prior to the main card airing on Showtime. Miesha Tate was expected to defend her Women's Bantamweight Championship against Sarah Kaufman on this card, but the bout never materialized. Luke Rockhold was expected to fight Tim Kennedy, though an injury left Kennedy unable to compete at this event. Bobby Green was originally scheduled to face Alonzo Martinez, but had to withdraw due to an injury.

Strikeforce Challengers 20: Britt vs. Sayers was a mixed martial arts event held by the Strikeforce. The fourteenth Challengers episode took place on November 18, 2011 at Palms Casino Resort in Las Vegas, Nevada.

Strikeforce Challengers: Voelker vs. Bowling III was a mixed martial arts event held by Strikeforce. The seventeenth Challengers episode took place on July 22, 2011 at the Palms Casino Resort in Las Vegas, Nevada.