Popsugar Entertainment Harry Potter 35 Easy Cosplay Ideas to Inspire Your Character Costume 36 Easy Cosplay Halloween Costume Ideas, From Harley Quinn to Harry Potter October 4, 2023 by Ann-Marie Alcántara View On One Page Photo 7 of 36 ADVERTISEMENT () Start Slideshow View this post on Instagram A post shared by Joanne | Sustainable Designer (@joannesunnyk) Share This Link Copy ← Use Arrow Keys → 7 Easy Cosplay Costumes: Princess Leia From "Star Wars" What you need: A white dress or long white shirt, a prop, and two buns on either side of your head. Previous Next Start Slideshow Harry PotterHalloweenAdventure TimeHalloween CostumesWonder WomanPokémonDIY Halloween CostumesStar WarsMarvelHalloween Costumes 2020