This Games Workshop Warhammer The Horus Heresy Legions Imperialis: The Great Slaughter book contains: 

• 128-Page Hardback Book
• Explores the origins of the terrible clash that would later become known as the Great Slaughter of Beta-Garmon, and allows you to fight massive battles and bloody campaigns set within that apocalyptic conflict
• Comprehensive history of the Second Battle for Nyrcon City and the origin of the wars that would engulf the Garmon Cluster, detailing the Loyalist and Traitor forces that took part in that terrible conflict.
• Complete narrative, this book includes new Formations and Detachments for both the Legiones Astartes and Solar Auxilia army lists, providing new weapons of war for these powerful forces
• You will also find a full campaign system for linking Legions Imperialis battles together, including rules for using maps to simulate large scale conflict on the worlds of the Imperium, and to fight the battle for Nyrcon City.
• Full rules are included for fighting Legions Imperialis battles that feature entire armies of Titans and Knights set against each other
• In order to use the content of this book, you will require a copy of the Warhammer: The Horus Heresy – Legions Imperialis Rulebook, available separately
• Games Workshop products can not be shipped outside of the United States and it's territories. No International Sales.
• Brand New, Factory Sealed