In a world ravaged by the Purple Death, a mysterious plague, Dr. Zarkov investigates the source and discovers a spaceship from planet Mongo seeding the atmosphere with dust. The evil Ming the Merciless is behind the plot, and Flash, Dale, and Zarkov must return to Mongo to stop him. Joined by allies Prince Barin and Queen Fria, they must overcome Ming's forces to find the antidote, polarite, and save the world from his plans of conquest.
Flash Gordon Conquers the Universe
Flash Gordon, Dale Arden, and Dr. Zarkov embark on a perilous quest to Mongo to retrieve an antidote for the Purple Death, a deadly force ravaging Earth, but their mission is soon complicated by Ming the Merciless's sinister intentions.