A review by ipacho
Underdark (Dungeons & Dragons d20 Fantasy Roleplaying, Forgotten Realms Accessory) by Gwendolyn F.M. Kestrel, Vince Locke, Stephen Tappin, Jim Pavelec, Matt Faulkner, Joel Thoma, Vinod Rams, Vance Kovacs, Bruce R. Cordell, Jeff Quick, Kalman Andrasofszky, Wayne England, Matt Cavotta, Raven Mimura, Mike Dubisch, Richard Sardinha

4.0

A very nice book about everything of Faerün's Underdark: races, prestige classes, magic, monsters, and a nice brief about the main cities and special places. Updates nicely all 2nd ed. Material.