Senshido The Shredder Combatives Self Defense System WELCOME TO The Shredder WELCOME TO The Shredder A Close Quarter Conceptual Tool Before dismissing the Shredder based on the graphic logo and 'colorful' name, read on and learn a little more about it. It will do nothing but enhance your training regardless of what system or style you train in. The Shredder has become one of the most controversial innovations in modern self-defense and martial arts training. Shredder seminars are in constant demand and the concept has been incorporated by hundreds of martial artists and law enforcement personell world wide. The Shredder is a scientifically supported, physiologically based and behaviorally driven concept. Those who disagree with the Shredder concept are disagreeing with the physiological rules that govern the human body, genetic wiring and behavioral and psychological functions.