WEC 23: Hot August Fights was a mixed martial arts event held on August 17, 2006. WEC 23's main event was a championship fight for the WEC Light Heavyweight Title between champion Lodune Sincaid and challenger Doug Marshall.

WEC 21: Tapout was a mixed martial arts event held on June 15, 2006. WEC 21's main event was a fight between Rob McCullough and Ryan Healy.

WEC 19: Undisputed was a mixed martial arts event held by World Extreme Cagefighting on March 17, 2006 at the Tachi Palace Hotel & Casino in Lemoore, California. The event aired live on the HDNet Fights.

WEC 18: Unfinished Business was a mixed martial arts event promoted by World Extreme Cagefighting on January 13, 2006 at the Tachi Palace Hotel & Casino in Lemoore, California.

WEC 17: Halloween Fury 4 was a mixed martial arts event promoted by World Extreme Cagefighting on October 14, 2005 at the Tachi Palace Hotel & Casino in Lemoore, California. A light heavyweight tournament was held with the winner being crowned the champion and given a deal with the UFC.

WEC 12: Halloween Fury 3 was a mixed martial arts event promoted by World Extreme Cagefighting on October 21st, 2004 at the Tachi Palace Hotel & Casino in Lemoore, California. The card featured many future superstars such as Jason "The Punisher" Lambert, Nate Diaz, Brad Imes, Chris "Lights Out" Lytle, "The Sandman" James Irvin, Joe "Diesel" Riggs, Chael Sonnen, and MMA legend "Mr. International" Shonie Carter. The main event saw Doug Marshall take on Carlos Garcia.