He is also left-handed, but uses his right hand due to his mother being Christian, causing her to believe that being left-handed is sinful, as God would use his left hand to point people towards Hell. In this mod, his design is no different with his original counterpart, albeit the microphone and eyebrows. Isaac is a short, bald, naked crying child, with black eyes, white pupils, a round head, short body, a semicircle mouth with teeth, and no fingers or toes, it was confirmed that Isaac's mother shaved his hair off. 2 Gameplay Mechanics - Waving Notes, Curse of the Unknown, Middlescroll.