Beauty is in the eye of the beholder. It could look like either the back end of a bulldog or Kate Beckinsale on her best day but some people would still love it while others would hate it.
As far as playability, I think we can safely assume that any ship from roughly the correct time period is fair game. The X-83 might be too far out temporally to be included, but the K-Wing is in the right time frame.