From the back of the book:
Become A Great And Capricious Power
As Divine Presence, you rule the fantasy world. You provide all the descriptions, events and details that make your game successful.
The Codex, the definitive guide for the Divine Presence, will aid you in your task. It contains guidance for creating bone-crushing monsters, insidious villains, and colorful personalities. It supplies additional rules for quantifying mounted and aerial combat, creating enchanted items, building technomantic devices and awarding Improvement points. It provides hints, suggestions and assistance on setting up adventures and running the game. Look inside. You will find everything you need, including a ready-to-play introductory adventure, and a collection of fully developed villains, personalities, mounts and monsters.