There is a scene where Dr. Daniel Jackson is explaining to the rest of SG-1 about the history he has learned about a Goa'uld named Setesh (aka the Egyptian god Set or Seth) on the Internet. On the screen with Middle Ages information on Seth, the printed information actually contains information/history from the White Wolf role playing game "Vampire: The Masquerade" concerning a clan of vampires who also worship the Egyptian god Set.
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