two or more cars, duplicate cars, UFO,  low quality, poorer quality, misshapen, monochromatic,  poor resolution, inconsistent, poorly drawn, short quality, poor resolution, style mutation, defaced, disjointed, out of frame, duplicate, watermark, signature, text, autograph, ugly, warped, blurry, bad anatomy, bad proportions , cloned cars, disfigured, out of frame, poor anatomy, thick proportions,  missing facial features, very long neck