Has anyone considered this? Maybe the third Sith Lord is an apprentice? Kind of like a Lord-in-training. Or the protege of another Lord. The third is supposed to be a female after all.
The only thing I have to say is why if the Sebatians are advanced humans do they do not have any advanced characteristics? And in fact have a severe weakness in their susceptibility to heat?
Ah. I thought he might be but it was hard to tell without the following line. That one statement alone was too ambiguous to be readily identified with the movie.