Avoid using two heads, two faces, or multiple heads. The image should not be cropped or out of frame, and there should be no deformed or malformed hands. Exclude any signatures or watermarks. Avoid any disfigured or ugly elements, such as distorted faces or floating limbs. Stay away from blurry or grainy textures and maintain high-definition quality. The artwork should not resemble a draft or beginner's work, and any mutations or morbid elements should be avoided.