TSR AD&D Night Below An Underdark Campaign RPG Box Set

TSR Advance Dungeons and Dragons Night Below An Underdark Campaign RPG Box Set contains three 64-page booklets detailing the dungeon-based campaign, 6 large color fold-out poster maps, an 8-page booklet of monster statistics pages, 8 reference cards for the Dungeon Master, and sixteen sheets containing player handouts.