The shadowed and sinister Mortarion is primarch of the Death Guard Legion. Raised upon a nightmare world of fell secrets and necromantic horror, where humans were hunted like animals, the darkness that surrounded Mortarion seeped into his soul, never to leave him.
Fiercely driven and relentless, the Pale King has led his Legion to become wrathful liberators – spectres of death and judgment to whom no battlefield is insurmountable and no foe too terrible to face. With lies and half-truths did Horus sway Mortarion to his cause, and the price that he and his Legion pay for their role in
