The TSR Planescape Planes of Chaos - Monstrous Supplement Book Only is a vintage role-playing game supplement from 1994, designed for the Dungeons & Dragons character family. This book, published by TSR, contains additional material and rules specifically tailored for the Planescape setting, focusing on the chaotic and unpredictable nature of the planes of existence. Perfect for fans of tabletop role-playing games, this supplement offers new challenges, characters, and adventures to enhance gameplay in the bustling world of Dungeons & Dragons.