The Old Margreve is a Migard forest setting guide that has been updated to work with Tales of the Valiant RPG (see "'Tales of the Valiant'"). This book features a number of player options as well as an adventure collection. Players can use this guide's new backgrounds, lineages, and subclasses to build out a hearty adventurer that can take on the dangers of the deep woods. The book also contains new  magic items, weapons, and forest-related spells for players to use, as well as 10 adventures for all character levels.