2006 · Kaynak kitap (oyunu geliştirmek için kurallar/seçenekler)

Center Space GM Supplement

This game-master supplement expands the science-fiction setting with creatures, including the living constructions of the Thahazi, and descriptions of the worlds of the Center Space universe, including post-Occupation Earth. It also details alien artifacts from the Thahazi and Old Alliance, provides an introductory adventure, and presents rules for Nim traveling, a telepathic method of interfacing with computer networks.