Dark X-Men (2009)

M-Day has passed and 90% of mutants who had powers no longer do. Sally Floyd, a human journalist, tells their stories.

The unthinkable has happened in the Marvel Universe! In the wake of House of M, in the blink of an eye, the whole world has changed! In this new world order, Xavier's School becomes a haven for those that are different. But has this former sanctuary become the one place most dangerous for mutants?

Collects Excalibur (2004) #1-4. The island of Genosha was once a thriving nation of mutants, built from the ground up by Magneto, Master of Magnetism. Then, an apocalyptic attack killed every man, woman and child-reducing an entire society to rubble within hours. Now, Professor X has come to Genosha with one intention: to rebuild a nation from its ashes!

Professor X is forced to revisit the biggest challenge and the biggest failure of his career: Logan.