The Dungeons & Dragons Guildmasters' Guide to Ravnica is a 2018 hardback book written by Wizards Rpg Team and published by Wizards of the Coast. It is a 5th edition guide focusing on the fantasy world of Ravnica, offering players and Dungeon Masters a detailed campaign setting inspired by the Magic: The Gathering universe. With a focus on the city of Ravnica and its many guilds, this book provides a wealth of information and inspiration for creating immersive and exciting adventures for fans of the Dungeons & Dragons role-playing game.