When Harvey Dent has his bandages removed after the accident in part one, both of his arms are normal. Yet, in part two his left arm is blue and scaly like his face. See more
[Reading Harvey's file
Listen to this boys. Says here that when Harvey was a little boy, he was bothered by a bully. Everyday the bully would bug him after school, until one day little Harvey got so mad, he slugged him one.
Of course, the bully ran away, which made little Harvey very proud. Until he heard that the bully was in the hospital.
That was some punch.
That's what Harvey thought. Except the guy was in the hospital for appendicitis. But poor Harvey felt so guilty, he never showed ...