Virgil and Norman summon the help of the Mighty One when there are reports of creatures resembling the now extinct dinosaurs running amok in Hawaii. There they discover a scientist named Eggbert Zygote who has developed a machine that can evolve and devolve life. Max and his friends must stop the craze scientist who has big plans to meddle with the evolutionary process by using all life on this earth as his test subjects for the new invention.

Max is at home one day when he gets a message from Virgil to head for the town dump. He gets there and is transported to Egypt to investigate several disappearances. People have been vanishing and there is a mysterious door covered in egyptian hieroglyphics. A female egyptologist comes by and asks them to come by the museum. That night, they sneak into the museum and find the egyptologist praising a huge statue of Osiris. She tells him that soon they will have the final part and their plan to fruition. Max accidentally knocks over a plant and the furious lady condemns them to the realm of the ancient dead (""You mean Miami?""). Virgil, Norman and Max fall into the ground and into a huge underground chamber where they meet Anubis, ruler of the dead. Anubis quickly chains them, and then has them wrapped up in bandages as mummies and is about to have them buried alive when Norman breaks loose of the bandages and frees the others. They are chased by mummies, but they manage to escap