The Gruesome Game of the Gator Ghoul

The gang is on their way to see Scooby Dum, Scooby Doo's cousin. They learn that his owners Ma and Pa Skillett used to be in the business of a making a special drink called Finokey Fizz, but business has been terrible because of a strange alligator creature.

Culprit

Alice Dovely

The Gator Ghoul appears in Scooby Doo and the Cyber Chase