X-MEN LEGACY ( 2012-2014 ) #21

• Legion's final showdown with the monster in his mind that wears the face of his deceased father! • What's worse: the demonic Professor X has escaped into the real world. What terror will he unleash? • This is the climactic story this series has been building to, guest-starring the allies Legion has made along the way…and not all of them will emerge unscathed!