Iron Man and Captain America are two core members of the Avengers, the world's greatest superhero team. But when a tragic battle blows a hole in the city of Stamford, killing hundreds of people, the US government demands that all superheroes unmask and register their powers. To Tony Stark - Iron Man - it's a regrettable but necessary step. To Captain America, it's an unbearable assault on civil liberties.

This gripping new anthology has over a dozen original tales starring the top-selling mutant heroes, the uncanny X-Men, dealing with their greatest foes, as well as the day-to-day trials of being mutants - trying to protect the world they've sworn to protect, a world that hates them for what they are!

Beginning with a novella by Spider-Man's co-creator Stan Lee and veteran Marvel writer Peter David retelling the wall-crawler's origin, this exciting anthology has original stories featuring one of the world's most enduring heroes.

The fate of the entire Marvel Universe hangs in the balance as Earth's mightiest heroes face their greatest challenge! Summoned across the stars by the mysterious and unbelievably powerful Beyonder, the Avengers, Spider-Man, the Fantastic Four, and the X-Men are set against their deadliest foes on the mysterious planet known as Battleworld - with the winner promised the ultimate prize. But as battle lines are drawn, new alliances are forged, and old enemies clash, one among them is not willing to settle for anything less than godhood.

Doctor Stephen Strange, the Sorcerer Supreme, has defeated demonic hordes, battled evil wizards, and tirelessly defended our realm against invading interdimensional armies. But when a dangerous dream begins inspiring normal people to act out their darkest ambitions, even Doctor Strange is pushed to his very limits.

Betrayed by Earth's heroes and exiled into outer space, the man-monster known as the Incredible Hulk has landed on the distant planet Sakaar, ruled by the tyrannical Red King. Sold into slavery, the Hulk becomes the Green Scar, the planet's mightiest gladiator! But his new masters get more than they bargained for when he forges a bond of brotherhood with his fellow fighters: crafty insectoid Miek, the horrific Brood, wise rock-man Korg, Shadow Warrior Hiroim, noble-born rebel Elloe, and her loyal guardsman Skee. Together, these gladiators start a revolution.

Hydra has a synthetic pathogen that will make the entire human race dependent on them for the cure. A.I.M.'s newly developed nanotech compound to enslave humanity is dangerously close to contaminating the world's water supplies. Ultron is poised on the edge of Singularity, Earth's technology at his metallic fingertips. Dormammu has a plan to save the world - by claiming it as his own. The High Evolutionary is rewriting the human genome in a bid to turn humankind into a eugenic slave-race. Everybody wants to rule the world - and only the isolated Avengers can stop them.

In the aftermath of the superhuman Civil War, Captain America was shot down in cold blood. In the aftermath of his death, Cap's longtime partner the Falcon makes revenge his first order of business. Sharon Carter finds herself spiraling out of control, a captive of the Red Skull's minions. And Bucky Barnes, a.k.a. the Winter Soldier, must reconcile his own sordid past with the calling to become...the new Captain America!

Born to a rarified breed of Russian aristocracy, Kraven the Hunter had stalked and killed every animal known to man and considered himself the world's best big-game hunter. It was this confidence that brought him to New York years ago, in an obsessive quest to hunt what he considered the city's greatest prey: Spider-Man. But his target eluded him time and again, mocking him at every turn.

T'Challa faces the gods of his parents. Vampires stalk Shuri and a Dora Milaje in voodoo-laced New Orleans. Erik Killmonger grapples with racism, Russian spies, and his own origins. Here are 18 brand-new tales of Wakanda, its people, and its legacy.

This exciting new anthology has over a dozen original tales starring the vicious foes of Marvel's superheroes: Greg Cox's chronicle of the Super-Skrull's conflict with the Avengers, Michael Jan Friendman's story of evil Loki's latest attempt to snare his stepbrother Thor, Adam-Troy Castro's tale of a mutant who brings Magneto and X-Men's Professor X together in a unique manner, Glenn Greenberg's pairing of Venom and the Absorbing Man in an unlikely jailbreak.

No evildoers have tried to flatten Peter Parker in weeks. His marriage to Mary Jane is stronger than ever, and he's enjoying his job as a high-school science teacher. Life is good. Naturally, that doesn't last. When Peter learns that his old enemy, the Rhino, is on a rampage in Times Square, he suits up as Spider-Man to stop the destructive villain in his tracks. But he's unexpectedly foiled in his attempts by the Black Cat, a former ally and old flame. The Cat informs Peter that the Rhino is just a distraction - the real threat comes from a group of Ancients.

When the Guardians attempt to evacuate a Kree prison planet and end up in a fight for their lives - what else is new? - they discover their old pal Groot is stretched a little thin. Someone is planting stolen branches of the monosyllabic hero and selling the saplings across the galaxy! The search to find Groot's missing pieces forces the Guardians into an alliance with the unscrupulous Collector, but the real problem is more complicated than he wants them to believe.

Stark Enterprises has unleashed the Infinite Engine, which promises to be an energy source unlike anything ever seen before. But saboteurs from both A.I.M. and Hydra have set their sights on the engine as well - along with Dr. Doom. When a respected scientist is killed and the Engine taken over, Spiderman and Iron Man join forces to safeguard the Infinite Engine - and all of humanity.

While visiting Japan, Wolverine is recruited to recover a stolen experimental drug, one that has the potential to be a true miracle cure for all human disease - or a sadistic means of enslaving the world. With every hour bringing mankind closer to tragedy, he embarks on a daring mission to identify the thieves and thwart their terrifying agenda.