Atos HQ black belt Nikki Sullivan teaches Back Attack From Mount & Submission by Collar Choke, during the woman's class on 03/16/2018.

Nikki Sullivan received her black belt from Andre Galvao in January 2019. She is known for her unorthodox “Panda Guard”. She is a IBJJF Master World Champion, a IBJJF Worlds and ADCC US West Coast Trials medalist, as well as an EBI veteran.

Instagram: @nikkicuddlejitsu