Imperial Armour Volume Twelve: The Fall of Orpheus is a 2013 Forge World campaign book documenting the devastation of the Orpheus Sector by the Maynarkh Dynasty Necrons. The narrative highlights a grim war featuring the Minotaurs Space Marines and Death Korps of Krieg, alongside specialized rules for the Dark Harvest Necron variant, siege-focused Krieg units, and elite Imperial armored assets. For more details, visit Lexicanum .