Revolta is the main villain in Scooby-Doo and the Ghoul School.
About Revolta[]
With the help of the Grim Creeper and her trained spider-bats, this ugly four-armed witch abducts the Grimwood girls and attempts to make them evil like herself. However, the plan was foiled by Shaggy, Scooby, Scrappy, and Matches.
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