Striking accuracy under pressure, brutal close-quarters elbows, concrete takedown slams, and the psychology of zero hesitation. Welcome to Every Martial Art That WORKS In A Street Fight. In this breakdown from MMA Unpacked, examine the most effective martial arts and combat systems for real-world self-defense—analyzing why boxing, Muay Thai, Brazilian Jiu-Jitsu, Krav Maga, wrestling, Judo, and Combat Sambo translate directly to street altercations.