
Meet Your Rash Tuhon
Grandmaster (GM) David McJimson is the founder and creator of Zaram Karabah Combat Systems and the creator of the Patakbasapakan System, which was established in 2013. He is a martial arts veteran with 50 years of experience and mastery in various arts. He dedicated many years of his life to traveling to immerse himself fully in rigorous training.​
Please refer to David McJimson's LinkedIn page for complete information.
Our Founder’s Journey​
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Rash Tuhon McJimson began his informal and formal martial arts training in 1970 at the age of five, studying Visayas and Mindanao Combat Systems, Malaysian Martial Arts, Indonesian Martial Arts, and Brazilian Martial Arts under Sensei Carey "Shug" Snider. He became a fully qualified instructor in 1989 across these multiple disciplines under Sensei Snider prior to his sensei’s passing. Rash Tuhon McJimson's credentials also include 6th Degree Black Belts in various Japanese disciplines, and he is an IDF fully qualified instructor in Krav Maga. Additionally, he is a fully qualified instructor in various Chinese disciplines, further solidifying his extensive experience and expertise.
Rash Tuhon McJimson’s guiding martial arts principle stresses that true strength comes not from physical power but from self-discipline, humility, and a commitment to serving others. He considers it an honor and privilege to be able to pass down his martial arts knowledge and experiences to future generations.




QUOTE
"A true warrior seeks peace, but trains with purpose. As Proverbs says, 'He that is slow to anger is better than the mighty; and he that ruleth his spirit than he that taketh a city.' (Proverbs 16:32, KJV)— so we prepare not out of anger or fear, but with discipline, faith, and a heart of wisdom."
— Rash Tuhon David McJimson
