The artwork should not include any instances of multiple heads, cropped images, out-of-frame subjects, drafts, deformed or twisted hands, signatures, double images, long necks, missing limbs, disfigured or poorly drawn faces, mutations, floating or disconnected limbs, long bodies, mutilated or extra fingers, distorted or poorly drawn hands, feet or faces, watermark or signature overlays, low contrast, underexposed or overexposed areas, bad anatomy, grainy textures, or beginner-level quality.