The 9th Black Crusade was a Black Crusade led by the infamous Chaos Champion Abaddon the Despoiler and his Black Legion, launched out of the Eye of Terror in 537.M38. Intending to bring about the demise of the naval fortress of Cancephalus, Abaddon led his forces against the heaving populations of the nearby world of Antecanis. Monarchhive, the hive city that served as the seat of Antecanis' Imperial Commander, was besieged by Abaddon's vanguard. The Black Legionaries burned and butchered their way through the lower levels, whilst Abaddon himself stormed its inner sanctums. The hive populations were slowly destroyed by the slaughter. By the time the forces of the Imperial Guard arrived from Cancephalus to reinforce the desperate survivors, Abaddon and his favoured Legionaries had already l