Assembled herein are one hundred and one catastrophic traps, sinister snares, engines of evil, and deadly devices, with passing comments made on a folio of fearsome fates...in all, one hundred and one ways to influence delvers, tunnelers, and all player characters. The traps within this book have been presented without game mechanics of any kind; the nature, cause, and effect of each trap has been thoroughly described so that any GM may introduce these devices of delver destruction into his or her games with ease....