"Calgar's Siege" by Paul Kearney is a trade paperback book published in 2017 by Games Workshop, The Limited. The novel is part of the "Space Marine Battles Ser." and is intended for a trade audience. The story follows Marneus Augustus Calgar, Chapter Master of the Ultramarines, as he leads his Space Marines in a fierce battle against the greenskin hordes of Warlord Brug in the city of Zalathras. With illustrations by the author, this science fiction novel combines action and adventure with military themes, making it a must-read for fans of the genre.
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