Distorted proportions, poorly rendered faces, dull lighting, lack of details in the cityscape, disfigured hands, clumsy brushwork, blurry expressions, low contrast, unimpressive crowd, unnatural poses, awkward shadows, pixelated textures, amateurish execution, lack of depth, unconvincing expressions, flat atmosphere, disproportionate figures, mismatched colors, clumsy composition, bad anatomy, poorly executed perspective.