Monster, Aliens and Holes in the GroundA richly illustrated, encyclopedic deep dive into the history of roleplaying games. In Monsters, Aliens, and Holes in the Ground, Stu Horvath (Vintage RPG on Instagram and co host of the Vintage RPG Podcast) explores how roleplaying games blossomed into pop culture phenomenon. Going far beyond Dungeons & Dragons, this heavily illustrated tome covers more than three hundred different RPGs that have been published in the last five decades. It features