Read Star Wars The Old Republic: Revan. Darth Nyriss is a Sith Pureblood who studied Sith Sorcery and in the book she is described in the same way the sith corruption affects characters ingame. Don't like it? Leave it off.

Vulkar Highway: It's like drivin your dad's prized Shelby Mustang speeding through six lanes of oncoming East Coast downtown traffic. WE STAY IN THE FAST LANE

Let's go Vulkar Highway! Lookin forward to sittin on a throne of gold over this server. TUE hits fast and hard!