Generate an AI image prompt featuring a man with intensely bowed legs, donned in a black cape, black hat, and a black mask. Craft an image that captures the eerie and unsettling nature of this mysterious figure on a deserted street at night. Utilize artificial intelligence to evoke a chilling atmosphere, accentuating the unsettling appearance of the character with deeply arched legs. Set the scene against the backdrop of the quiet, moonlit surroundings to heighten the overall sense of mystery and unease