Yeah I agree with Kato. Just as a large part of the movies is Luke growing from a naive kid into the hero we know, Corry starts as naive to the idea of Tabletop, then becomes the hero.

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Also, I think Jim will be Greedo, die and take over Han (This also allows for a second Jim and Annie romance. After Ben returns and dies (I'm nto sure what happened to him) he returns and becomes Chewie after Obi-one dies.