epic portrait A mech giant robot walking around on a dead world, atmospheric, apocalyptic, rocky, digital painting, artstation, concept art, soft light, hdri, smooth, sharp focus, illustration, fantasy, intricate, elegant, highly detailed, D&D, matte painting, in the style of Greg Rutkowski and Alphonse Mucha and artemisia, 8k, highly detailed, jurgens, rutkowski, bouguereau, pastoral, rustic, georgic