"Wrath of The Lost" by Chris Forrester is an army book for Warhammer 40K focusing on the Space Marines army from Games Workshop. The book, available in hardback and Kindle edition, features detailed information on the Flesh Tearers chapter, including painted miniatures. With the game being in English, players can immerse themselves in the Warhammer 40K universe and strategize their army's actions on the battlefield. This book is a valuable addition to any Warhammer 40K collection for those interested in expanding their knowledge of the Space Marines faction.