Return to the Keep on the Borderlands and the Caves of Chaos, where fell creatures lurk and wait for unwary adventurers. This presentation of the famous E. Gary Gygax D&D "RM" adventure allows characters to re-explore the bestselling adventure of all time! Updated for use with the AD&D game, this adventure expands upon the details of the original, providing even more thrills for beginning-level player characters.This re-telling and sequel to the classic adventure is part of the year-long Silver Anniversary celebration. Players and Dungeon Masters will want to see how their new AD&D characters fare against the original proving ground for D&D heroes. Includes an updated map of the original adventuring region, as well as an expanded storyline in the tradition of the early clays of D&D. Whether a DM's players once braved the Keep with their player characters or have only heard stories of this dangerous and wondrous place, Return to the Keep on the Borderlands provides plenty of adventuring action in this 25th year of the greatest roleplaying game of all time!