Eyeless Jack is infamous for being able to successfully remove a victim's kidney while they are asleep and sew up the wound flawlessly, so it is apparent that he has anatomical and perhaps even medical knowledge. He also possesses tremendous stealth and is almost never caught in the act.Appearance. 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