The Flawless Host is a Chaos Space Marine warband in the service of Slaanesh. The Flawless Host believe they are the embodiment of justice and purity. Their gene-seed was once free from Chaotic taint, and the rigid mental training of their former incarnation as the Loyalist Space Marines known as the Shining Blades gave the Chapter an unshakeable faith in its own abilities. They were victorious in battle so many times that they convinced themselves they could not fail, leading to the Berillia Massacres of 498.M34. Their overweening pride and wilful delusion caused them to attack, in a frenzy of indignation, any who questioned their magnificence. Renaming themselves the Flawless Host, they have scarred the Imperium ever since as hedonistic servants of Slaanesh, still believing themselves to