scary medieval castle at night, spooky dark gothic palace and bats in mystic dusk, old haunted mansion like in horror movie.

halloween castle haunted horror dark night scary medieval mist bat spooky gothic mansion old movie fantasy sky background blue building creepy dramatic europe forest ghost gloomy hallowen helloween house landscape light midnight mystery mystic nightmare ominous shadow wallpaper tale fairy twilight view terror misty tree village fog grim palace bats dusk like movie concept fantasy generative