From the publisher website: Designed for use with Ars Magica Third Edition, this book explores Mythic Europe's mysterious tradition of shamanic magic. With this book you can become a mystical shaman, traveling the spirit world and bending its otherworldly inhabitants to your will. You can become a fierce shapechanger, gifted with the power to take wild form. This book immerses you in the ancient tribal cultures that fostered you, and warns you of the dangerous wizards who would steal your secrets ... or your life!