-Eyeless Jack rarely talks, when he does his voice is quiet not because he's shy or scared, because some of the black substance got into his throat by accident and it hurts for him to talk.

-Jack doesn't just like kidneys, he can and will eat other organs of the human body.

-Jack dyed his hair brown when he was in college, his original hair colour is ginger.

-Jack cleans his teeth whenever he gets a chance, he's use the toothbrush of his victims.

-Jack is shame-less... seriously he can walk around naked and he wouldn't give a goddamn.