Shaggy & Scooby-Doo Get a Clue! (2006)

After the mysterious disappearance of Shaggy's wealthy Uncle Albert, Shaggy inherits a fortune that allows him to enhance the Mystery Machine into a versatile vehicle. As they dig deeper into Uncle Albert's past, Shaggy and Scooby-Doo discover that he had made some dangerous foes, including the sinister Dr. Phineas Phibes. Equipped with their upgraded ride, a loyal robot assistant, and newfound wealth, the duo must thwart Phibes' nefarious schemes and protect the world from his evil intentions. Adventure and humor abound as they tackle this formidable foe together.