As a delivery man, I always craved more money! One day, I participated in an underground boxing match... Iron fist strikes, national style golden bell cover! From then on, I conquered the martial arts world, becoming the undefeated king of the underground boxing ring! Extreme Karate, Muay Thai, Taekwondo, Sambo, Israeli assassination techniques... and more! All these world-renowned fighting techniques will be crushed by me, becoming my stepping stones! Deciding victory and defeat, also deciding life and death! There can only be one martial arts myth in the global martial arts world, and that is me! —Chen Yang! [Urban boxing tyrant novel, not wuxia, no xuanhuan, with system, fist-to-fist battles, bloody and cruel, please enter with caution!]