Instructors
Who We Are
Robert Lee
Second Degree Black Belt
Robert Lee has been training Jiu Jitsu since 2004. As a retired military veteran of over 20 years in the United States Coast Guard Aviation Division, Robert has been relocated several times. In his military career, he has had the privilege of training with a number of different coaches across the continental United States and Brazil. Robert has stored away years of different training techniques and ideas that developed the progressive style of Jiu Jitsu he does today. Professor Robert has participated in six super fights and many competitions throughout his years of training.
Zack Hunter
Second Degree Black Belt
Zack Hunter has been training Jiu-Jitsu since 2009 along with other various types of martial arts including boxing, kickboxing, judo, and wrestling. His passion for Jiu Jitsu led him to open his own gym in 2018 and in 2020 he became part owner of Cross Collar Jiu Jitsu. Throughout his training, Professor Zack has competed in multiple Jiu Jitsu competitions which started when he was a blue belt and has continued throughout the years, most recently being the IBJJF Austin Open M1 Champion (2022) and IBJJF Waco Open M1 Champion (2023)
Trent Draper
Second Degree Black Belt
Trent began his martial arts journey in 2009, where he prepared for cage fighting in Legacy Fighting Championships, the fourth-largest promotion at the time. His teaching career has included roles as Head Instructor at UFC Gym Pearland and Iron Dragon Martial Arts and teaching children and adults at Ed Ramos Team. Ed Ramos awarded him his black belt on the podium after winning the brown belt Super heavyweight division at the Houston Open.
Some of his noteable achievements, include winning the 2020 Pan Championship, securing silver at the 2021 Pan Open Class, and earning bronze medals at both the 2021 Worlds No-Gi and 2021-2022 Worlds Gi competitions. He's dominated regional competitions with double gold performances at the Austin, Oklahoma, Waco, Baton Rouge, and Houston Opens - notably winning his 2023 matches all by submission. His record also includes being an 8-time Houston Open Champion, 4-time Jiu-Jitsu World League Champion, Submission Hunter Pro 23 Champion, and 5-time NAGA Champion.
Brandon Adamson
Second Degree Black Belt
“HighVoltage” Brandon Adamson is a seasoned professional in the world of mixed martial arts, bringing over 25 years of experience as a fighter, coach, and trainer. A dedicated student of UFC Hall of Famer Pat Miletich, Brandon proudly represents the internationally renowned and elite Miletich Fighting Systems—one of the most respected names in combat sports.
Throughout his distinguished career spanning more than two decades, Brandon has competed at the highest levels of MMA and has coached, trained, and cornered elite fighters from across the globe. His vast experience extends to every corner of the sport, making him a trusted authority in fight preparation, in-cage strategy, and long-term athletic development.
Known for his explosive striking style, “HighVoltage” specializes in stand-up fighting, precision pad work, and advanced fight coaching. His dynamic training methods are designed to elevate both aspiring amateurs and seasoned professionals, combining technical expertise with real-world fight experience.
Now proudly joining Cross Collar BJJ, Brandon Adamson brings his unmatched energy, knowledge, and championship-caliber instruction to lead the newly established Mixed Martial Arts Program. Whether you're looking to compete, get in top-tier shape, or sharpen your fighting skills, this is your opportunity to train under one of the sport’s most passionate and proven leaders.
