Prompt: A charcoal sketch of an ominous, eldritch Gormenghast-esque castle emerging from spectral mist, looming. Alan Lee, Brian Froud, Arthur Rackham, Philipe Henri Joubert, lo-fi style, dark Victorian aesthetic, occult perspectives, obscure architectural details, tattered banners flutter ominously, crows against twilight sky, haunting atmosphere, shadow play, 16K, masterful draftsmanship