(photorealistic, best quality, masterpiece), young muscular Nick Jonas posing nude, backside facing, spreading his ass cheeks, bussy, anus, huge muscular body build, looking back at viewer over shoulder, detailed face, ballsack, scrotum, penis

(worst quality, low quality:1.4), (depth of field, blurry:1.2), (greyscale, monochrome:1.1), 3D face, cropped, lowres, text, (worst quality:2), (low quality:2), (normal quality:2), normal quality, (grayscale), skin spots, acnes, skin blemishes, age spot, (ugy:1.331), (duplicate:1.331), (morbid:1.21), (mutilated:1.21), (tranny:1.331), mutated hands, (poorly drawn hands:1.5), blurry, (bad anatomy:1.21), (bad proportions:1.331), extra limbs, (disfigured:1.331), (missing arms:1.331), (extra legs:1.331), (fused fingers:1.61051), (too many fingers:1.61051), (unclear eyes:1.331), lowers, bad hands, missing fingers, extra digit, bad hands, missing fingers, (((extra arms and legs))), woman, female, girl, breasts, boobs, vagina