100-page special! More Mutant Mayhem!'The Black Vortex' saga begins! The X-Men and the Guardians of the Galaxy face an object of unimaginable power – and the temptations it brings! By Brian Michael Bendis, Sam Humphries, Valerio Schiti and Ed McGuinness!
Featuring material first printed in Black Vortex: Alpha #1, Guardians of the Galaxy #24, Legendary Star-Lord #9 and All-New X-Men #38.
— Description from Comic Vine community (comicvine.gamespot.com).