Gruesomes

The Gruesomes are an inhuman family from the Stone Age. They have a dog-sized spider for a pet named Dino, and are neighbours of the Flintstones and the Rubbles.

Scooby-Doo! Team-Up
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Appearances

 * Scooby-Doo! Team-Up
 * #7

Notes/trivia

 * From the comic's perspective, it's implied they may be ancestors of the Creepyleys, from the Laff-a-Lympics TV series.