"The Horus Heresy Macragge's Honour" by Dan Abnett is a hardcover book published by Games Workshop in 2019. This fiction novel, part of the Horus Heresy series, features a gripping narrative set in the modern age of science fiction. With illustrations by the author himself, this action-packed story follows the tale of Macragge and his quest for honor in a world filled with adventure and challenges. This 128-page novel is sure to captivate fans of the genre, offering a thrilling and immersive reading experience.