Russian Martial Art in Singapore on Instagram: "In Systema we do a lot of work to free ourselves from mental and physical tension. Freedom is found outside the walls we set for ourselves. I guess you could say the training is an Attack on Tension. Systema is a unique style that takes an undogmatic approach to teaching self defense. Structured around simple but timeless principles, Systema is a martial art which eschews fixed katas or patterns to memorize, instead using breathing exercises and dr