Books·Posted on Jul 20, 201618 Times "Harry Potter" Cosplayers Totally SlayedThey look like the real deal, TBH.by Farrah PennBuzzFeed Junior WriterLinkFacebookPinterestTwitterMail BuzzFeed visited Leviosa — a Harry Potter con in Las Vegas — where some ~magical~ cosplayers stole the show. Here are some of the best: 1. Voldemort: 2. Professor Umbridge: 3. Rita Skeeter: 4. The Grey Lady: 5. Professor Mcgonagall: 6. Nearly Headless Nick: 7. Hagrid: 8. Dumbledore: 9. Quidditch players: 10. Luna Lovegood: 11. Hedwig: 12. Narcissa Black Malfoy: 13. Mafalda Hopkirk, Ministry of Magic Employee: 14. Time Turner: 15. Luna Lovegood in her 2014 Quidditch World Cup dress: 16. Amortentia love potion: 17. Pin-up Ginny Weasley: 18. The uniquely magical Harry Potter dress: