Grim Messengers

The Grim Messengers were one of the original 20 Space Marine Legions created by the Emperor of Mankind to secure the glorious destiny of mankind, they are descended from the Primarch Luxis Tenebris.

The XVII Legion is a tragic one, suffering from a very serious genetic flaw known as the Exilium, wherein a Brother may spasm violently in their armour as blood rapidly thickens and builds pressure until they are literally torn apart from the inside. This has led to the Legion practicing rather questionable traditions designed to continue to function with the threat of random and sudden death looming over their heads... Namely, practicing decimation on their Scout Companies, a solution introduced by their Primarch Luxis Tenebris to combat the obvious psychological problems by seeing a Brother claimed by the Exilium Curse...