Russian Style often referred to as Systema. Taught by Mikhail (Michael) Ryabko and Vladimir Vasiliev (Spetsnaz) and their disciples.
Tactics of all possible punches, kicks, chokes and holds, wrestling, grappling, and ground work, fist and street fighting, defense against multiple opponents, sparring, all components of close contact and distance confrontations, emphasis on continuous attack, economy of motion and unpredictable moves.