A haunting and colourful illustration of a devilish unicorn, merging the elements of horror and fantasy. The unicorn has a twisted, demonic face with glowing red eyes, sharp horn, and wicked grin. Its body is adorned with dark, intricate patterns and vibrant hues of red, black, and purple. The background reveals a desolate, spooky forest with eerie trees and a faint, full moon casting eerie shadows.