Prompt: retrofuturism style, Retrofuturistic style, war tank retrofuturism style, Birds eye view Underwater scene with steampunk submarine, lots of caustics, green blue and turquoise water tints, depth, 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: Ugly, deformed, mutation, excessive gore, surreal, abstract, cartoonish, overly distorted, too bright or too dark, excessively busy or cluttered, out of focus.