A package including a 3-panel gamemaster screen for Earthdawn, a sheet (2 pages) of errata to the main rulebook, 9 Treasure Cards, and a 64-pages supplement, "Gamemastering Earthdawn." From the introduction to the last item:
"Gamemastering Earthdawn" is for the gamemaster's eyes only. This book begins by offering ways to fine-tune the rules for combat and talents laid out in Earthdawn, then suggests additional considerations and techniques for creating adventures and campaigns and provides more information on creating and running gamemaster characters. It also describes ten gamemaster-character profiles and nine new treasures, provides a history of and uses for blood magic, and explains one advantage of forming adventuring groups.
The final section reprints the most useful tables from the Earthdawn rulebook along with expanded versions of the Step/Action Dice and Success Level tables, and offers two additional tables to help gamemasters create characters on the fly. Several blank forms designed to help the gamemaster run a campaign appear in the back of the book. This product also includes a gamemaster screen reprinting the most useful tables from the rulebook, and nine new Treasure Cards.