Mistress of the Night — Dave Gross

The horseman lifteth up both the bright sword and the glittering spear, and there is a multitude of slain, and a great number of carcasses. There is none end of their corpses; they stumble upon their corpses.

The spiritual heart of Faerûn beats in time with a hundred gods, and for each, a thousand servants or more. The Priests is a series that tells the tales of but a few.