From publisher blurb:
THE MAGISTER’S GUIDE is the essential gamesmaster supplement for Spire: the City Must Fall. This book is packed with advice, new systems, and additional materials for the core game that should make running each session more enjoyable than ever and provide exciting new options for seasoned GMs and players alike. Featured within are:
New advances, equipment, fallout and specialised adversaries for every Spire class, including those released in the Strata and Sin sourcebooks
Full rules for Safehouses, which provide a Ministry cell with a fully-furnished base of operations and cult headquarters
Acquisitions, which make multiclassing and getting hold of equipment both easy to adjudicate and fun to do
Liberty, a new shared resistance, which represents the efforts of the aelfir to oppress the drow all across the city
Beats, an alternate method for advancement adapted from our ENnie-award-winning Heart which lets you focus on individual goals and scenes
Tips and advice on running games of Spire