"That too sounds smiliar with Korriban's history. Modern Sith purebloods like myself are actually the result of the Sith race intermingling with humans. There was a time when the Sith race was much less human-looking." Talwyn's seen artwork of them within Korriban ruins and in the data archives. 'Pureblood' is simply a shorthand term to specify when someone is referring to the Sith race and not simply a Force-user who follows the Sith teachings.

"I'm guessing that you're from Dathomir, then, and are of these Nightkin."