Spook (Two Mites Make It Wrong)

The Spook is the supervillain disguise of Val Kaliban, who ran a Gotham City warehouse, with False Face, supplying bad guys' their disguises and paraphernalia.

Physical appearance
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Personality
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Scooby-Doo! Team-Up
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Appearances

 * Scooby-Doo! Team-Up
 * #3. Two Mites Make It Wrong