Mastering the System Ep.68 Bravo, Prokopos, Barnett + MMA September 28, 2014 10th Planet, X-Front8 BJJ 10 Planet JJ’s Mastering the System Ep 68 featuring Eddie Bravo, UFC HW / Metamoris HW Champ Josh Barnett, Jean Jacque Machado, 10th Planet SF’s Denny Prokopos, Joe Rogan and more.
