Yamcha is a prominent supporting character in the Dragon Ball Z series, originally introduced as a desert bandit and later becoming an ally to Goku and his friends. Known for his martial arts skills and signature Wolf Fang Fist technique, Yamcha participates in several World Martial Arts Tournaments and battles alongside the Z Fighters against various threats. Despite often being outclassed by stronger foes, he remains a loyal friend and an important comic relief character throughout the series.