Popsugar Entertainment Halloween Pop Culture Halloween Costumes 2016 The Ultimate Guide to 2016's Hottest Pop Culture Halloween Costumes October 30, 2016 by Quinn Keaney View On One Page Photo 57 of 99 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 57 Enchantress From Suicide Squad What to wear: Think Britney Spears's "I'm a Slave 4 U," only much darker. You'll also need a long black wig and a crescent-shaped headband. How to act: Like you're being possessed by an ancient witch. Previous Next Start Slideshow HalloweenHalloween CostumesGroup Halloween CostumesCouple Halloween CostumesPop Culture Halloween CostumesTVMovies