As far as cults go, they were pretty normal. As normal as you can call anything in a world with reborn gods. Something is amiss with the quiet folks who follow Reason. It's a shame you're too busy trying to merely survive, with no time to worry about problems in some strange religion two counties over.
Altar of Reason is a 32-page mini-campaign for WarpWorld, covering the origin and rise of Reason, with elements for every aspect of a campaign from day 1 to year 30, and possibly beyond. It can add to any WarpWorld campaign, with tie-ins to the adventures in the main rulebook.