Blood of Iax

On an ork-overrun hive world, the Primaris Ultramarines Chaplain Kastor and Apothecary Polixis, brothers in blood as well as battle, are separated when a greenskin warlord launches a devastating assault with sinister designs on one of them. Told from rotating viewpoints across Space Marines, Guard and even the orks, the story celebrates brotherhood and resolve amid catastrophe. A Dark Imperium-era tale of the new Primaris warriors holding the line.