Other things than sky in the background, Water, ground, landscape in the background,  moon, Sun, sky not purple, Animals, people, humans, blurry, smudgy, cut off frame, Text, Signature, worst quality, low quality, normal quality, low-res, low poly, text, signature, watermark, username, bad anatomy, bad drawing, missing limbs weird pose, unnatural pose, ,white stipes at the edges, weird hands, four fingers, six fingers, three legs