Arafed man wearing a gas mask in a tunnel

best quality, 8K, Dim and poorly visible lighting, ((Dusty, worn-out, dark underground abandoned tunnel)), A close-up of a man wearing a full-face gas mask, in the style of Tsutomu Nihei's world.

(nsfw:1.5),(nude:1.5), (mole:1), painting, cartoons, sketch, (worst quality:2), (low quality:2), (normal quality:1), lowers, bad anatomy, bad hands, ((monochrome)), ((grayscale)), ugly, duplicate, mutilated, extra fingers, mutated hands, poorly drawn hands, mutation, bad anatomy, extra limbs, cloned face, disfigured, gross proportions, malformed limbs, missing arms, extra arms, extra legs, fused fingers, too many fingers, clothes letters