SOKO COMBAT SYSTEM - Exercise /part 2/ - GRUJIC IGOR

Igor Grujic , instructor Soko Combat System is consist of Wing Chun, Ninjutsu, Russian Systema, Krav Maga, Filipino Kali Escrima, Brasilian Jiu Jitsu, Real aikido, Tai Chi Chuan... Igor Grujic is Ninjutsu Shidoshi - Black belt instructor, Wing Chun - Level 1 Provisional master grade ( at Grand Master Wiliam Cheung ), MALUCO folding knife instructor , tactical hand gun level 1 , obstructed entry diver , nitrox diver , oxygen rebreather system diver ... an