3D elements, cartoonish style, text, low quality appearance, plastic-like textures, presence of two heads, two faces, and two heads, elongated body proportions, presence of deformed hands, artist's signature, watermarks, twisted fingers, double image effect, excessively long neck, presence of extra limbs, unattractive or ugly elements, poorly drawn hands, missing limbs, bad anatomy, disfigurement, poorly drawn face.