The Legions Imperialis The Devastation of Tallarn Rulebook is a hardcover book published by Games Workshop, known for their popular Warhammer 40K game. This rulebook focuses on the Legions Imperialis army, providing players with detailed information and rules for their gameplay experience. With a strong emphasis on tactics and strategy, players can immerse themselves in the Warhammer 40K universe and engage in epic battles on the tabletop. This product is a valuable addition to any Warhammer 40K collection, offering a deeper dive into the intricacies of the game.