|This article is about the novel by Guy Haley; for the event, see The Beheading.
The Beheading is a Black Library novel by Guy Haley, the twelfth and final volume of The Beast Arises series featuring the Imperial war against the Ork Warboss known as The Beast. It was published in November 2016.
Across the length and breadth of the galaxy, humankind celebrates its salvation, and relishes the prospect of a return to peace. But the war against the orks has riven the political bedrock of the Imperium, exposing its rotten core. One man, one powerful man, decides he has the solution, and launches a campaign of destruction so terrible that thousands of years later his actions will still be viewed with horror.