what is the title of this movie: a big fat bald man with a gunshot in his head, has a chain, that pulls people

Question

and then takes their eye

Answer 1

...you're referring to the visually dynamic and suspenseful, yet ultimately ho-hum horror/slasher entry from 2006, entitled "See No Evil"; it was one of the first of recent horror films (...including "Santa's Slay"), that feature well-known wrestlers in starring roles...

...in this case, we have Glen 'Kane' Jacobs, as the brutal and massive psychopathic killer you speak of...