Halloween Cosplay Costumes are special dresses which are worn by people on the day of Halloween. Doctor who, Han solo, agent Kara, Ant-Man, harley quinn costumes Arrow and Captain America are some of the best Halloween leather costumes. Katniss Everdeen The Hunger Games: Mockingjay Top Pants Outfit Halloween Carnival Suit Cosplay Costume. Supernatural beings roam about the surface of earth on the night of Halloween. But a cosplay is a very good quality costume, mainly designed for Anime and Manga or featured gaming characters like Mario and Luigi and Prinsess peach.