The Sith Order is a Star Wars: The Old Republic guild.
About the guild
The Sith Order or .sO. is an original group of Sith leaders and former Jedi. Originating from Coruscant, Yavin IV, Dantooine, and several other core worlds, these people defected from the Jedi Academy on Yavin IV looking for a home.
Joining the guild
Contact a Master or higher through Xfire