Erdogan Sen has been practicing martial arts since the age of 14. For many years he has studied the theories that make up the bases of the different martial art. He learned that the fight principles that make a certain martial art successful are universal and that success doesn't depend on the fight style but instead on the personal attitude and the usage of the skills taught in practice. This DVD contains Master Sen showcasing: The fighting principles of Karate Do (Gono Sen, Sen No Sen, Sen), difference between competition and self-defense, Suri Ashi, the rattle snake, attack simulation, reaction rate, baiting the opponent into their own fight radius, partner drills, and Bo & Makiwara training.