Atos HQ black belt Lucas Barbosa teaches Tricky Knee Bar and Toe Hold Submissions from 50/50 Guard, during the Advanced Jiu-Jitsu class on 08/09/2017.

Lucas Barbosa received his black belt from Andre Fabiano in July 2015, before moving to California to train with Andre Galvao at the Atos Jiu-Jitsu Headquarters. He is a 4x IBJJF Black Belt No Gi World Champion; a 1x IBJJF Black Belt World Champion and a Bronze Medalist at the ADCC World Championship.

Instagram: @lucasbarbosabjj