Atos HQ black belt Lucas Barbosa teaches how to Sweep From the One Leg X Using Calf Slice and X Guard, during the fundamentals class on 02/28/2017.

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