(mechanical, robotic), (cartoonish, caricature), (low-quality, pixelated), (ugly, distorted), (unnatural colors), (exaggerated features), (busy background), (overcrowded), (cluttered), (inaccurate proportions), (photographic, realistic), (surrealistic), (bizarre, unrealistic), (busy patterns), (incomplete details), (overly simple), (monochrome), (dull colors), (blurry)