Dark Sun: The Karsto Campaigns
The Veiled Alliance is a well-known but secretive network of preservers and people who oppose the Sorcerer-Kings and Templars. The Veiled Alliance is found throughout the tablelands, plotting against the established dictatorships and use of defiling magic. Many different types of people can be found associated with the faction.
The Veiled Alliance is hated by the Sorcerer-Kings, who attempt to root out any members and eliminate them.