Excerpt Harry Potter Trivia Quiz Showdown Syfy Insider Exclusive Create a free profile to get unlimited access to exclusive videos, sweepstakes, and more! Sign Up For Free to View Harry Potter Trivia Quiz Showdown Who can last the longest in a "name as many Harry Potter characters as you can" showdown? Geeks Who Drink airs Thursday at 11/10c on Syfy. Watch the Full Episode
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