UFC 4: Revenge of the Warriors was a mixed martial arts (MMA) event held by the Ultimate Fighting Championship (UFC) on December 16, 1994, at the Expo Center Pavilion in Tulsa, Oklahoma. The event was seen live on pay-per-view, and later released on home video.

UFC 5: The Return of the Beast was a mixed martial arts event held by the Ultimate Fighting Championship on April 7, 1995, at the Independence Arena in Charlotte, North Carolina. The event was seen live on pay per view in the United States, and later released on home video.

UFC Japan: Ultimate Japan (aka UFC 15.5) was a mixed martial arts event held by the Ultimate Fighting Championship on December 21, 1997, in Yokohama, Japan. The event was seen on pay per view in the United States, on cable TV in Japan, and was later released on home video. It featured a four-man heavyweight tournament, the first ever UFC Middleweight Championship bout, a Heavyweight Championship bout, a Superfight and was the first UFC appearance of MMA legends Kazushi Sakuraba and Frank Shamrock. It was the first event to be located in a country other than the United States or its territories.

The Ultimate Ultimate (also referred to as "Ultimate Ultimate 1995" and "UFC 7.5") was a mixed martial arts event held by the Ultimate Fighting Championship on December 16, 1995, at the Mammoth Gardens in Denver, Colorado. The event was seen live on pay per view in the United States, and later released on home video.

Luke Powers travels to L.A. to find that his brother has been murdered in a back alley martial arts tournament. Luke enters the tournament circuit to try to flush out his brother's killer. With the help of a trainer and former fighter, Lucke enters what he thinks will be a victorious battle.

UFC: The Ultimate Ultimate (also known as Ultimate Ultimate 1995 or UFC 7.5) was an event held by the Ultimate Fighting Championship on December 16, 1995, at the Mammoth Gardens in Denver, Colorado. The event was seen live in the United States, and later released on home video.