In the Middle Ages, the image of a gloomy and evil old wizard, rich in theological knowledge, well-read in poetry and books, capable of mysterious witchcraft, deep-minded, with high and low shoulders, a bit rickety, a fusion of romanticism style and oil painting style, medieval upper-class hairstyle, and all black clothes , the overall color is more elegant, the face has the characteristics of a doctor or a wizard, and the beard is not long