Smogulan scientists have discovered a huge pool of high smogtane crude that could fuel a shuttle to Tromaville for all their residents. There's only one problem, it's located under the Crusaders home base-the toxic waste dump.
Dr. Killemoff's mad scientist Dr. Bender creates a chemical that makes people old and senile. Toxie and his mutant friends must stop people from eating junk food with it in it. Meanwhile, Bender gets accidentally merged with airhead Fender.
Dr. Killemoff invites Toxie and his friends to a fake island resort called "Club Fred" and sets a trap. Meanwhile, a humanoid mutant dog, Junkyard, is looking to join the Toxic Crusaders.