UFC 78: Validation was a mixed martial arts event held by the Ultimate Fighting Championship (UFC), that took place on November 17, 2007 at the Prudential Center in Newark, New Jersey. Validation was the first UFC event held in New Jersey since June 4, 2005's UFC 53: Heavy Hitters in Atlantic City. The main event featured TUF 2 Heavyweight winner Rashad Evans against TUF 3 Light Heavyweight winner Michael Bisping in a light heavyweight contest.

UFC 78: Validation

Strikeforce: Payback was a mixed martial arts event held on October 3, 2008. The event was produced by Strikeforce and took place at the Broomfield Events Center in Broomfield, Colorado. It marks the first time Strikeforce has held an event in Colorado and the main event featured a rematch between Duane Ludwig and Sammy Morgan.