X-Men Forever #21

In "Into That Good Night Part 1: A Plague on Both Your Houses!", the X-Men and Nick Fury race to uncover the truth behind the mysterious Consortium, only to discover a shocking betrayal—Tony Stark is one of its masterminds. With the fate of all mutants hanging in the balance, they must confront a deadly weapon in orbit, poised to erase mutant life from Earth. Written by Chris Claremont and illustrated by Rodney Buchemi, with inks by Greg Adams, colors by Wil Quintana, and letters by Tom Orzechowski, this pivotal issue features a cover by Tom Grummett and Terry Austin.