Wex Major was a teenager from Earth when aliens abducted his parents. Traveling through space, he discovered The Rig — a powerful weapon system that responds only to him — and was hailed as the legendary Great Champion destined to free the oppressed peoples of the Andromeda Galaxy from the massive tyrant Karn. Wex recruits eight other teenage mutants, and together the Wild 9 begin the fight to liberate the galaxy.