A former desert bandit, Yamcha was once an enemy of Goku, but quickly reformed and became a friend and ally. Brave, boastful and dependable, Yamcha is a very talented martial artist and one of the most powerful humans on Earth, possessing skills and traits that allow him to fight alongside his fellow Z Fighters when major threats loom. Although he retired by the latter half of Dragon Ball Z, due to being largely outclassed by both his allies and their enemies.