From the Publisher's Marketing Information: This is the most comprehensive GM screen ever created for BX editions of the original RPG and comparable retro-clones. The inside and outside faces of each screen will be printed on 15 pt. cover stock, and glued together to create 30 pt. thickness!!! The exterior of this 6-panel (12-page) screen features artwork by the legendary artist Arthur Rackham, and content panels include all the pertinent information any Classic (BX/LL) GM needs to run their game, including: Experience point & spell level progressions for each character class Class-based combat & saving throw tables Class abilities & attribute adjustments Tables for Clerical turning and Thieves' abilities Variable damage by weapon; missile fire ranges; AC by armor type Step-by-step outlines for both turn sequence & combat sequence A simplified Treasure Types table Comprehensive cost lists for weapons, equipment, and animals Complete movement information (including dungeon, wilderness, airborne, and encumbered movement) Henchmen/hirelings, mercenaries & specialists (recruitment, requirements, salaries, and abilities)