Axis Prelude (Uncanny Avengers #5)

The march to AXIS begins here as the Uncanny Avengers are reunited! The threat of Kang is over, but what are the repercussions? A dark secret is revealed in Genosha, and Havok and his team are defeated at the hands of the sinister S-Men. The Red Skull's revenge is now unstoppable! The great vanishing has begun, the Uncanny Avengers are too late, and Havok witnesses the Skull's greatest atrocity yet! Meanwhile, Magneto discovers the Skull's possession of his dead friend Charles Xavier's brain and powers, and becomes determined to shut the villain's scheme down!

COLLECTING Uncanny Avengers 23-25, Magneto 9-10, Uncanny Avengers Annual 1