Citizen Toxie: The Toxic Avenger IV (2001)
A horrific explosion creates a dimensional portal between Tromaville and its dimensional mirror image, Amortville. While the Toxie is trapped in the mirror dimension, Tromaville comes under the control of his evil doppelganger, the Noxious Offender.
Some information and/or images in this header may be provided either partially or in full from The Movie Database.