Scooby-Doo! Mistério S.A.

Scooby-Doo and the gang go on a trip to check on Daphne's sister, Melissa. She's been studying magic at the Whirlen Merlin Magic Academy. Apparently there's been trouble at the Academy. Sightings of a giant dragon have been scaring all the students away. The gang smells trouble and decides to investigate.