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