Nightmare cat

The nightmare cats appeared in Scooby-Doo's dream.

Physical appearance
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Personality
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Scooby-Doo (DC Comics)
After a real case involving a person dressed up as a Frog Demon, Scooby-Doo had a dream about the case which turned into a nightmare about cats. Not only the Demon, but the whole gang turned out to be cats in disguise.

Appearances

 * Scooby-Doo (DC Comics)
 * Scooby Snooze

Notes/trivia

 * The image of the cats that got into the dream was from a backpack belonging to Velma Dinkley, which had a glow-in-the-dark "Hiya Kitten" logo on it. This is a reference to Hello Kitty.