3d, cartoon, text, low quality, 
 plastic, 2 heads, 2 faces
2 heads, elongated body, 2 faces,  deformed hands, ugly arms,
signature, watermark, twisted fingers, double image, long neck, extra limb, ugly, 
poorly drawn hands, missing limb, 
 bad anatomy, disfigured, poorly drawn face, ugly, deformed, noisy, blurry, distorted, grainy