render of a cosmic alchemist with a gigantic triangle shaped helmet made of shiny black marble, glitch, upper body, holographic, futuristic, presented nicely, rendered in octane, realistic, film grain, 3 5 mm, 1 6 0 0 iso, sony a 7 riv, 8 k, unreal engine, dark arts, mythical, surreal. cinematic by tsutomu nihei by emil melmoth