Prompt: A giant ((smooth black round mound)) rises above a long steep cliff in a desolate landscape. Maroon  rivers flow from them. Highly detailed, dark, ominous, professional ominous concept art, by artgerm and greg rutkowski, an intricate, elegant, highly detailed digital painting, concept art, smooth, sharp focus, illustration, in the style of simon stalenhag, wayne barlowe, and igor kieryluk.
Negative prompt: lowres, blurry, low quality