This deluxe hardcover collects Astonishing X-Men Volume 3: Torn and Astonishing X-Men Volume 4: Unstoppable by the chart-topping super-team of Joss Whedon and John Cassaday, plus extras. In Torn, things go from peculiar to just plain bizarre! Emma Frost's erratic behavior has the X-Men spinning in a non-stop downward spiral. Will an unlikely union be the final straw? After secretly lying in wait for months, the new Hellfire Club makes its move! Plus: The X-Man destined to destroy the Breakworld stands revealed! Who is it, and what will be their fate? And in Unstoppable, the X-Men are off to protect the Earth from its destruction at the hands of the Breakworld. And when it's all over, nothing will ever be the same! No, really, we mean it! Collects Astonishing X-Men #13-24 and Giant-Size Astonishing X-Men #1