That Black Manta helmet looking like it could block out all sorts of mind control. You can tell if you need or want a Best Princess Jasmine Cosplay by looking at your existing inventory. You probably don’t need it. She showed off several of her costumes, including ones for Harry, a Quidditch player, and a Platform 9 3/4 conductor. What do vampire costumes, Frankenstein costumes, venom costume adult werewolf costumes and mummy costumes have in common?