The charm of the character, though, depends on the outside status. (They didn't go much into such things as the character's advantages for info-dumping.)
Voluntary vs. involuntary, though if you will get killed if you go back does it really make a difference? (What does the prince actually do in Romeo and Juliet? Romeo had gotten away so the effect was identical.)
Those who do not feel exiled. Superman depends on his rendition. There's times when he's Kal-El, the last son of Krypton. There's times when Krypton hunts him down and he insists he's Clark Kent.