Bellator MMA launches its unique take on the reality series genre on June 19. Fight Master features a cast of 32 welterweight fights that must fight their way onto the show and then choose between coaches: Randy Couture, Greg Jackson, Frank Shamrock, and Joe Warren. The winner scores a $100,000 prize, as well as a spot in an upcoming Bellator tournament. Fight Master: Bellator MMA will air weekly at 10 p.m. ET beginning June 19 on Spike TV. Check out a special extended video preview of the Fight Master: Bellator MMA premiere episode…