Instructional Video on how Sean Roberts (Ralph Gracie brown belt) used the Calf Slicer to submit Thomas Oyarzun (Alliance brown belt) in their no-gi match at The BJJ Kumite.
Tue, 2013-01-08 21:46 — OTM News
Tagged: Brazilian Jiu-Jitsu, Grappling, Jiu Jitsu, Top Stories, BJJ, Jiu-Jitsu, Ralph Gracie, sean roberts, seminar