When Professor Xavier, the mentor of the X-Men, uncovers evidence of a planned secret alien invasion of Earth, he enlists the X-Men in a desperate race against time to find key pieces of technology to build a weapon powerful enough to stop the attacking forces.

Feared by a world unwilling to accept those who are different. Led by their teacher, Professor Charles Xavier, the X-Men are dedicated to protecting humanity from the forces of chaos, hoping to one day rid the world of an even greater darkness?the prejudice that has made them outcasts. Returning from another dimension, the X-Men discover that Earth is now ruled by one of the most notorious tyrants the world has ever known?Doctor Doom. Far more disturbing than the police state in which they find themselves, however, is the fact that some of the world's greatest Super Heroes?including the X-Men's closest friends?have allied themselves with the legendary villain. Searching for answers, hunted by old enemies and former allies, the mutant adventurers face their greatest challenge: deposing an armor-clad madman with an entire world against them. Standing between them and victory, though, is their deadliest enemy?the malevolent Magneto, who has his own plans for dominating the world?

First, it was Doctor Doom. Then, Magneto.Two men with a common to become absolute master of the Earth.Through the use of the Cosmic Cube, a device whose reality-bending powers allowits possessor to create their own version of a perfect world they were eachable to bring their dreams to life, if only for a short time. Fortunately,the group of mutant Super Heroes called the X-Men were able to shatterthose dreams before they destroyed the planet. But n ow the Cube has fallen into the hands of the infamous Red Skull, whosetwisted philosophies are a reflection of those once voiced by the madmanwho created him during the darkest days of World War II. And unlike hisvillainous predecessors, the Skull is in complete control of the Chaos energiesgenerated by the Cube, for the people of the world, there will be no awakeningfrom this living nightmare. With time running out, the X-Men must make onefinal, desperate attempt to destroy this "Chaos Engine" and restore Order tothe cosmos before their entire reality is wiped from existence by an all-powerfulalien race. But in order to save the world from Armageddon, one of the X-Menmust be willing to risk his, or her, life an action that will create lastingrepercussions not only for the team of uncanny mutants, but for the very fabricof reality itself...

Peter Parker, the amazing Spider-Man, has made an astonishing discovery-he has a sister! Unfortunately, a manipulative super-villain known as the Gentleman-who had a hand in the deaths of Peter's parents-has somehow brainwashed her into becoming the deadly supervilainess known as Pity! Together with Doctor Octopus, Electro, the Vulture, and Mysterio, they've formed the newest incarnation of the super-villain group dedicated to destroy Spider-Man, the Sinister Six! But there is something more than just the death of Spider-Man on the Sinister Six's agenda; something that has caused Col. Sean Morgan and his high-tech anti-espionage agents of S.A.F.E. to become involved. Spider-Man teams up with Morgan to stop the Sinister Six before they can put their world-threatening plan in motion, and to save his sister before it's too late!

First mass-market edition! Peter Parker, the amazing Spider-Man, has made an astonishing discovery—he has a sister! Worse, a manipulative super-villain known as the Gentleman, who had a hand in the deaths of Peter Parker's parents, has somehow brainwashed her into becoming the deadly super-villain known as Pity! Together with Doctor Octopus, Electro, the Vulture, and Mysterio, they've formed the newest incarnation of the super-villain group dedicated to destroy Spider-Man, the Sinister Six. The Gentleman's plan to destroy Spider-Man is about to reach its awful conclusion!

Hank McCoy—the X-Men's Beast—made himself a guinea pig in a desperate attempt to find a cure for the deadly Legacy Virus. His gamble succeeded. Now his blood is a living serum that can save countless lives. Unfortunately, the Beast is also a prisoner of Selene, the dread Black Queen of the New York branch of the Hellfire Club and she is literally bleeding him dry in order to further her own mad quest for power and wealth. The X-Men, and their uneasy ally, Sebastian Shaw, the mutant Black King of the Hong Kong branch of the Hellfire Club, are locked in a race against time to defeat Selene and free the Beast. But to their shock, they have discovered that Selene has found a way to turn time itself into a weapon against them. Meanwhile, Sebastian Shaw and the mysterious menace known as Mutant X, pursue a different agenda—one that if it succeeds, will place the Legacy Virus serum in the hands of the most dangerous mutant in the world!