A world Brazilian Jiu Jitsu champion and trainer of many top Mixed Martial Arts and Brazilian Jiu Jitsu fighters, Rigan Machado reveals the techniques, training, and strategy for dominating your opponent from the half-guard and submitting him with leg locks and chokes . Time-tested in real competition, Rigan’s DVD series is considered by many experts as the ultimate guide, and a “must” for all BJJ practitioners and Submission fighters. It includes many detailed techniques and comprehensive information that will vastly improve the practitioner’s ability to finish the opponent.