Eyeless Jack is usually described as a person in a black hoodie and an expressionless blue mask with no nose or mouth. Black liquid, a mixture of blood and tar, is dripping from the eye sockets behind the mask. His fingers are sharpened into claws, and his mouth filled with sharp teeth.Personality. Eyeless Jack's personality is very difficult to understand and interpret, he gives the impression to be a silent, dark, cruel, brooding, torturous, mysterious, and taunting individual with a craving.