A hyperrealistic photo of a terrifying demon inspired by the Night King from Game of Thrones, conceived by George R. R. Martin. The full body is encased in intricate armor that shimmers with purple and blue neon hues, adorned with ornate designs. The figure is illuminated with cinematic lighting that enhances every detail, giving it a lifelike, focused presence. The setting is captured in 4k resolution, utilizing Unreal Engine 5 to achieve a stunningly realistic and detailed aesthetic. The scene is dynamic and trending on art websites, evoking the chilling essence of a mythical ice demon, set in a 9:16 aspect ratio.