X-Men The End

X-Men: The End (I) (2004-2005)
X-Men: The End (II) - Heroes and Martyrs (2005)
X-Men: The End (III) - Men and X-Men (2006)

Reprints:

X-Men - The End Book 1: Dreamers and Demons TPB (2005)

X-Men - The End Book 2: Heroes and Martyrs TPB (2005)

X-Men - The End Book 3: Men and X-Men TPB (2006)

See also:
End Series

X-Men