The Scythes of the Emperor is a Codex Astartes-compliant, Loyalist Chapter of Space Marines that is a Successor Chapter of the Ultramarines of the 3rd Founding. Their history can be traced back to the early Horus Heresy era, when the Ultramarines 199th "Aegida" Company was assigned as permanent protection over the restricted world of Sotha, the site of the mysterious Mt. Pharos and the strange xenos artefact known as the Pharos device within. Following the Second Founding and the subsequent sundering of the original Space Marine Legions, a phantom 11th Company was assigned to secretly continue their defence of the agricultural world, in direct contravention of the dictates of the Codex Astartes. The last surviving member of "Aegida" Company, Captain Oberdeii would later become the first Ch