Get in touch with your primal self. Slaves of the Moon: The Essential Guide to Lycanthropes is written by fan favorite Mike Mearls with a stunning cover by Todd Lockwood. This book presents rules, background ideas, and options for introducing lycanthropes as player characters into your campaign. Additionally, new Feats, Prestige Classes, Magic Items and Spells add depth and detail to any lycanthrope, friend or foe. This sourcebook is part of the OGL Interlink series and is married with Green Ronin's Fang and Fury. Each book is stand-alone or may be used together.