MMA is gaining immense popularity among other players around the world. Latest player is Rex Richards who is former NFL star. He will be joining Mixed Martial Arts with UFC. According to Rex, he liked MMA for its flexibility of rules on fighting the opponent. Many NFL players in the past tried their luck in MMA. Some were more successful and some got no excitement. Rex Richards have tried his luck in different MMA events earlier as well. This time, he will be entering in to MMA for full time and will have his events very soon. Rex Richards used to play for Indianapolis Colt and Arena Football League San Jose Sabercat. Rex is planning to start his training sessions with new coach in this season.