Subscribe: br Brazilian Jiu-Jitsu Black Belts and SBGi Full Coaches Tom Oberhue and Michael Chapman present their conceptual perspective of Brazilian Jiu-Jitsu. br This series will help all grapplers (from the newest of beginners to the seasoned veteran) look at the game in a new way. br Oberhue focuses on the 'weighted pressure' game while Chapman illustrates the 'mobile pressure' approach.