The True Sons are a large splinter warband of Chaos Space Marines that formerly belonged to the Black Legion and are dedicated to Chaos Undivided. Following the death of their Primarch Horus at the hand of the Emperor during the final battle of the Horus Heresy and the XVIth Legion's subsequent flight from Terra into the Eye of Terror, Horus' Legion continued to worship him as a god. They bowed down before his newly-raised tomb on the Daemon World of Maeleum where the XVIth Legion found its first refuge and made daily oaths of loyalty. The warband known as the True Sons never broke with these traditions, even after the destruction of the Primarch's body in the wake of the Traitor Legions' internecine Slave Wars. Covering their armour in the profane symbol known as the Eye of Horus, the Tru