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Martial Science courses for Martial Arts, Combatives, Self Defense, and more...

Secrets of the Spear Hand

Learn over 40+ techniques and pressure point self defense for the common kata move, spear hand.

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What the Masters & Grandmasters Have to Say​

The DSI makes all techniques hurt 10 times more!
Rondy McKee
White Tiger TKD
The DSI is where I go to learn new techniques!
Russell Stutely
russellstutely.com
There is nothing out there better than DSI science, It makes sense and it is proven!
Dennis Lane
World Full Contact Champion
With ‘MARTIAL SCIENCE’ the Dragon Society International is simultaneously moving martial arts forward and returning it to its TRUE roots. Regardless of your art...
Willie Lim
TKD Grandmaster