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* Physical appearance; clothing.
* Personality is incomplete.
* History is incomplete.
Karlos Boroff is a movie actor.
Karlos is a middle-aged Caucasian male with gray hair and a mustache.
He thinks highly of his acting skill.
Scooby-Doo (DC Comics)
He claimed the priceless movie reel of Return of the Monster Hunter! because he said his acting as the monster was what made the movie great. This made him a good suspect to be behind the Movie Frankenstein and the Movie Werewolf.
- Karlos Boroff is an obvious reference to Boris Karloff, an actor who portrayed Frankenstein's Monster in the 1930's, '40's, and '50's for Universal.