The titular ability of Nightmare is his power to surface in goals, possibly prior to the victim experienced encountered him during the flesh in a very type of sick omen or inside the minds of survivors after a terrifying assault. He can shift into the astral and ethereal planes. https://socialbuzzfeed.com/story5278402/how-much-you-need-to-expect-you-ll-pay-for-a-good-nightmare-mu-online-season-20