Brotherhoods (2005)

From Introduction:

In this sourcebook you can find all you need to know about the Harmony, the force that governs the divine magic on Arthad. You'll find eight brand-new brotherhoods ready to use in your games, including the famed Scarlet Rose Brotherhood, the Brotherhood of the Black Vengeance, The Sisterhood of the Burning Ice and more; plus: background history about the fallen Gods of Arthad, Spells, Feats, Skills and tips for designing your own brotherhood. You will find some wonderful 3d rendered maps and beautiful internal artwork.

Moreover, Brotherhoods is an accessory for any campaign setting, you can plug-in these religious orders in your game with ease. All is packed in the usual Øone Games style with a new printer-friendly internal layout.