This category is for monsters appearing in the Scooby-Doo Mysteries book series.
“The Headless Horseman was the disguise of Katie Kibble, who wanted to protect her horses. Her...Headless Horseman (Scooby-Doo Mysteries)
“The Mall Monster was the disguise of Gladys Gimmelstob, a mall volunteer. The monster looked...Mall Monster
“The Caveman was the disguise of Phyllis Cleveland. Insert details here.Caveman (Scooby-Doo! and the Caveman Caper)
Pages in category "Scooby-Doo Mysteries monsters"
The following 32 pages are in this category, out of 32 total.