Robert Christopher Sager, better known as Rob Sager and Brett Mycles (Houston, Texas; December 2, 1977- Los Angeles, California; February 25, 2007), was an American bodybuilder, model and pornographic actor.

Robert Sager was born in Houston, Texas, on December 2, 1977; the son of Christopher Sager and Cynthia Deeters. When he was a young child his parents moved to the city of Toledo, Ohio, where he grew up with his sisters Barbra and Heather Sager.^[1]

At the age of 22, he decided to participate in the Bodybuilding contest, Arnold Classic, where he was discovered by photographer Irvin Gelb. With this he managed to quickly become a fitness model, appearing frequently in specialized publications and magazines such as Muscle & Fitness, Men's Fitness (both magazines founded by bodybuilder and entrepreneur Joe Wider), Men's Workout, among others. He was one of the main models of International Male, appearing on several occasions in their clothing catalogs.^[4]

He started as a pornographic actor in 2000, when he was 23 years old, appearing in several films, most of them for the production company Studio2000 and mainly in masturbation scenes.

He appeared in films with both Homosexual and Heterosexual scenes.^[2][3]