Percy Jackson The Ultimate Guide (English, Hardcover, Rick Riordan)

It’s the handbook no half-blood should be without: a fully illustrated, in-depth guide to gods, monsters, and all things Percy. This novelty companion to the best-selling series comes complete with trading cards, full-color diagrams, and maps, all packaged in a handy, “manual-size” POB with a crisp, magnetic flap enclosure.

Source: Goodreads.com