2004 · ソースブック（プレイを拡張するルール／オプション）

Slaves Of The Moon: The Essential Guide To Lycanthropes

This roleplaying supplement provides rules, background, and options for adding lycanthropes to a campaign as player characters, allies, or enemies. It includes prestige classes, new rules, and magic items that expand the abilities, roles, and variations of werecreatures. The material can support campaigns featuring shapechanger characters or add detail and uncertainty to encounters with them.