Unlike everywhere else, we think Black and White Halloween Costumes are the spookiest of them all! No, seriously, check out the scariest Halloween costumes below. From Sleepy Hollow's headless horseman to Lady Beetlejuice. We have such a wide variety; your eyes will be swimming in monochrome brilliance. The thing that makes black and white fancy dress so great is that when it's paired with some fake blood, the effect is utterly SHOCKING. Everyone needs that kind of drama for their Halloween party costume. In fact, why not make your soiree extra theatrical by setting a black and white theme! Spooky!