Video: Rubens ‘Cobrinha’ Charles’ Bodyweight Workout for Jiu-Jitsu Endurance and Mobility

Rubens “Cobrinha” Charles is undeniably one of the best and most accomplished jiu-jitsu competitors of all time. During his competitive prime, he used a dangerous open guard, precision passing, and a high submission ratio to conquer the sport’s top tournaments for years on end. Now, in a recent video, Cobrinha

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