From publisher blurb: A GEOPOLITICAL LEXICON OF THE 66TH ÆON: Including the Empire of Sparn, Its Cities, Subject Realms, Adjacent Lands, and the Known Seas. PLANET ERIS is an original setting for fantasy wargaming and role playing campaigns. A complete campaign world, in which the Campaign Referee may place dungeons and base wilderness adventures, is detailed in the 64 page booklet. Cyclopedic historical and geographical information, along with alphabetical listings and indexes of key features, are provided.