Systema (Russian: Система, "The System") is a Russian martial art. It is esigned to be highly adaptive and practical, training using drills and sparring instead of set kata. It focuses mainly on controlling the six body levers (elbows, neck, knees, waist, ankles, and shoulders) through pressure point application, striking and weapon applications. Systema is often advertised as being a martial art employed by some Russian Spetsnaz units.