Dungeons & Dragons: Underdark
Rob Heinsoo
The Plane Above: Secrets of the Astral Sea: A 4th Edition D&D ...
Dungeons & Dragons Player's Handbook: Arcane, Divine, and Martial ...
Monster Manual 2: A 4th Edition D&D Core Rulebook
Rob Heinsoo & Chris Sims & Greg Bilsland & Owen K. C. Stephens
Adventurer's Vault 2: A 4th Edition D&D Supplement
Rob Heinsoo & Eytan Bernstein
Dungeons & Dragons: Divine Power, Roleplaying Game Supplement
Rob Heinsoo & Richard Baker & Logan Bonner & Robert J. Schwalb
Forgotten Realms: Campaign Setting
Ed Greenwood & Skip Williams & Sean Reynolds & Rob Heinsoo