From the back of the book: More horrible than a nightmare, more feared and loathed than the IRS, Grimtooth the Troll has returned with the best of his traps to try men's souls and mangle their bodies! This connoisseur's catalog of condemnable calamities contains over 200 of the most devious devices ever devised, all redesigned for use with the d20 system. Includes the famous Grimtooth's Traps Bazaar and Grimtooth's Dungeon of Doom, a dungeon of nothing but traps!