Scooby and Shaggy are alerted through Uncle Albert and Robi that Dr. Phineus Phibes is planning to use a heat ray to melt a massive glacier on Mount Zeryodelwietzen (the white yodeler) in Switzerland.
Dr. Phibes' latest evil plot is to abduct three of the world's leading scientists in order to gain technologically advanced weapons. Shaggy and Scooby must prevent this by sneaking into the country club and protect them at all costs.
Robi goes on the blink during the eve of an all-important mansion housewarming party, forcing Scooby and Shaggy to replace him with a new robot butler.
Scooby and Shaggy intercept KEVIN, an evil, artificially intelligent computer virus - before Dr. Phibes can use him to infect the computer systems of the nation's weapons defense systems.
From his spaceship lair, Dr. Phineus Phibes attempts to create an electrical storm that will forever envelop Earth. He also decides that the epicenter of the storm is going to be Scooby and Shaggy's mansion.
When Scooby and Shaggy learn that Dr. Phibes is planning to mow down the rain forest to harvest a plant that he believes will make him immortal, the two travel across the world to save the planet.
Scooby and Shaggy are flattered beyond belief when they are invited to attend the Mystery Solvers of the Millennium Awards. They soon find themselves surrounded by the greatest detectives in modern history and feel decidedly outclassed.
Scooby and Shaggy travel to New York City to a live taping of their very favorite television show "Chefs of Steel." Our heroes mix pleasure (eating and being part of a live taping) with business (battling evil contestant Chef Suki Sukihari) and his mind control hibachi. After using a technicality in the "Chefs of Steel" rules to vault themselves from audience members to Chefs -- Scooby and Shaggy defeat Chef Sukihari in a head to head competition and destroy his hibachi!
In a final attempt to nano-power himself, Phibes uses a new version of the formula developed by his agents --- which promptly turns him into a fluffy, saucer eyed kitten.
Scooby and Shaggy enter a race across Greenland, "The Polar Bear 3000," in order to stop Dr. Phibes' evil agents from transporting an Electromagnetic Device, that when detonated, will knock out worldwide telecommunications...
Scooby and Shaggy travel into the desert to discover that Dr. Phineus Phibes has built a giant, weaponized robot in his image. Phibes' plan is to merge with the robot and become one with it, making himself all powerful and immortal.