Citizen Toxie The Toxic Avenger IV (2000)

When an alternate-universe doppelgänger, Noxie, wreaks havoc in Tromaville, Toxie must restore balance by switching places with his evil counterpart. Navigating a twisted mirror world, he confronts bizarre new challenges, reunites with allies, and battles his most menacing foe yet. The fourth film revisits the franchise’s roots with a chaotic mix of dark humor, gore, and social commentary, solidifying Toxie’s place as a cult icon.