Valak, The Demon Behind The Film 'The Nun'

We all know Valak, the terrifying spirit-nun from The Conjuring Two who likes to play with portraiture. Some may assume this habit-wearing ghost was cooked-up by The Conjuring mastermind, James Wan, but they’d be wrong. No. Horror’s favorite soul-devouring sister is based on a real demon who made his first appearance long before cinema was even invented