- Is a long-lost sector of space that the Imperium wishes to reclaim.
- Is the site of a bloody, thirty-year stalemate between the Imperium, Chaos, the Tau and the Tyranids.
- Is the site of a massive alien Warp Gate that connects the Reach to one of the core sectors of the Imperium – potentially giving the Tau and the Tyranids the opportunity for a crippling strike into the heart of Humanity’s worlds.