This category is for characters who appeared 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)
Pages in category "Scooby-Doo Mysteries characters"
The following 167 pages are in this category, out of 167 total.