76 pages of Mutant Mayhem! Three uncanny adventures!
An ‘Inhumans vs X-Men’ chapter! The X-Men invade Attilan as the fight for survival begins! By Jeff Lemire and Leinil Francis Yu!
Karnak battles to break free from Marvel Girl’s psychic trap! By Cullen Bunn and Edgar Salazar!
Storm faces tragedy as the mutant death-count grows! By Jeff Lemire and Eric Koda!
Featuring material first printed in Extraordinary X-Men #17, Uncanny X-Men #16 and Inhumans vs X-Men #2.
— Description from Comic Vine community (comicvine.gamespot.com).
