2 books in series

X-Men vs. Apocalypse

X-Men vs. Apocalypse is a 2-book series with 2 released primary works first released in 2006 with contributions by Erik Larsen, Terry Kavanagh, Chris Claremont, and Alan Davis.

X-Men vs. Apocalypse, Vol. 1: The Twelve
X-Men vs. Apocalypse, Vol. 2: The Ages of Apocalypse