Is Mickey Kelly a real MMA fighter?
Mickey Kelley is actually a fictional character based on Sean Patrick Flanery, the actor who played the role. Like Mickey Kelley, the actor himself is talented in Brazilian jiu-jitsu. He has a black belt. The actor has been practicing martial arts since he was nine.
Is a black belt the highest?
As mentioned above, the black belt has generally been accepted as the highest ranking belt, but for some martial arts, some other colors have been placed above the black belt when someone achieves a very high rank. In Judo and Karate, a red and white belt is usually worn by a sixth dan.