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.

In a dark and dangerous future, the mutant-hunting machines known as the Sentinels rule America with an iron fist. Almost all mutants and superhumans have been exterminated. Only a handful of imprisoned mutants remain to fight against their oppressive robotic overseers! Now Kate Pryde, former X-Man, must travel back in time and warn her present-day teammates of the coming danger - and hopefully prevent this horrible future from ever taking place!

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.

Under secret orders to assassinate the Widow, Hawkeye, the rough-edged marksman, finds himself caught up in a violent prison break that releases some of the world's most vicious and powerful criminals. Defying his superiors, Hawkeye joins forces with the sultry Russian spy and a mismatched group of personalities that include Spider-Man, Spider-Woman, Luke Cage, Captain America, and Iron Man.

What drives the Man Without Fear? Matt Murdock was raised by a single father, an over-the-hill prizefighter with one last chance to make good - a chance that cost him his life. Taunted and tormented by other children, Matt's life was irrevocably altered after he was blinded by radioactive materials while saving the life of an old man. The payoff? An unbreakable will and a keen intelligence, helping focus the super-senses with which he was blessed during the accident. His story is one of love, pain, disappointment, and strength.

The Ultimates - the first government-sponsored cadre of super heroes - was assembled to face threats to humanity too insanely powerful for other operatives to handle. But even the Ultimates are unprepared for a quintet of mysterious visitors who appear in the midst of the team's top-security base of operations, claiming to be emissaries from the future. These "Tomorrow Men" say Earth's civilization are at a crossroads - on the verge of enslavement by a secret, immensely efficient organization known in the future as Tiber.

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.

When Eddie Brock becomes biologically linked to a bizarre alien symbiote, the two share a common goal. At first, they seek to squash their arch-foe Spider-Man. But after repeated attempts, Venom reaches an uneasy truce with the web-spinner. Brock leaves New York and heads west to San Francisco, the city of his birth, eager to put trouble behind him, but trouble has different ideas. Brock commits himself to becoming a defender of the innocent, but he's a six-foot-three-inch, 260 lb. figure with bulging muscles and fangs like a shark. Venom quickly draws attention.

Piloting a shuttle through a deadly solar flare, Jean Grey saves the X-Men, but is possessed by one of the universe's most powerful forces - the Phoenix. As she adapts to her new powers, the mutant team launches an assault against the clandestine organization known as the Hellfire Club. Once inside, however, Jean is tricked by the villain Mastermind into betraying her teammates. She becomes first the Hellfire Club's Black Queen and then Dark Phoenix, as the power to destroy worlds bursts forth uncontrolled.

A vicious serial killer named Cletus Kasady has had his body chemistry altered by an alien creature. Now, Kasady can transform into Carnage, who, along with his lethal living costume, lives for chaos and random acts of senseless, brutal murder! Carnage has been returned to New York in chains, the subject of a daring attempt to reverse the effects of his metamorphosis. When the interference of a deranged scientist causes the experiment to go horribly wrong, Carnage is set loose upon the city once again!

Cyclops and Emma Frost re-form the team with the express purpose of "astonishing" the world. But when breaking news regarding the mutant gene unexpectedly hits the airwaves, will it derail their new plans before they even get started? As demand for the "mutant cure" reaches near-riot levels, the X-Men go head-to-head with the enigmatic Ord, with an unexpected ally - and some unexpected adversaries - tipping the scales!

Peter Parker is caught in a complicated web. Working in a cutting-edge laboratory, he's a young scientist who's trying to make a difference. Yet he's constantly burdened by the responsibilities of his second career as the crime-fighting Spider-Man. Wilson Fisk - the so-called Kingpin of Crime - has returned to New York, establishing himself publicly as an altruistic entrepreneur and philanthropist. Spider-Man knows better, but he can't uncover Fisk's scheme, which, if executed, will make the crime lord too big to fail.

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.

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.

Thanos' pursuit of the Infinity Gems has always defined him. But when the Marvel heroes defeat him once again, Thanos' beloved Mistress Death grants him one final chance. Stripped of his powers and his old skin, Thanos embarks on a cosmic walkabout to reassert his power over himself and the Multiverse. Haunted by family - or the semblances of it - the Mad Titan may become something else entirely.

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.

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.

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.

Under secret orders to assassinate the Widow, Hawkeye, the rough-edged marksman, finds himself caught up in a violent prison break that releases some of the world's most vicious and powerful criminals. Defying his superiors, Hawkeye joins forces with the sultry Russian spy and a mismatched group of personalities that include Spider-Man, Spider-Woman, Luke Cage, Captain America, and Iron Man.

Piloting a shuttle through a deadly solar flare, Jean Grey saves the X-Men, but is possessed by one of the universe's most powerful forces - the Phoenix. As she adapts to her new powers, the mutant team launches an assault against the clandestine organization known as the Hellfire Club. Once inside, however, Jean is tricked by the villain Mastermind into betraying her teammates. She becomes first the Hellfire Club's Black Queen and then Dark Phoenix, as the power to destroy worlds bursts forth uncontrolled.

Cyclops and Emma Frost re-form the team with the express purpose of "astonishing" the world. But when breaking news regarding the mutant gene unexpectedly hits the airwaves, will it derail their new plans before they even get started? As demand for the "mutant cure" reaches near-riot levels, the X-Men go head-to-head with the enigmatic Ord, with an unexpected ally - and some unexpected adversaries - tipping the scales!

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!

What drives the Man Without Fear? Matt Murdock was raised by a single father, an over-the-hill prizefighter with one last chance to make good - a chance that cost him his life. Taunted and tormented by other children, Matt's life was irrevocably altered after he was blinded by radioactive materials while saving the life of an old man. The payoff? An unbreakable will and a keen intelligence, helping focus the super-senses with which he was blessed during the accident. His story is one of love, pain, disappointment, and strength.

The alien shapeshifters called the Chitauri were defeated by the Ultimates in a decisive battle, but suspicious activity leads the Ultimates to believe that not all of the aliens were destroyed in that cataclysmic attack. Stark Industries has developed means of quickly and easily detecting Chitauri DNA, but the federal government refuses to adopt the technology, claiming that if the tech is widely available, the Chitauri will find a way to fool it. Frustrated by the government’s seeming unwillingness to protect its own people, Captain America takes matters into his own hands.

The Avengers journey into deep space, where they unite the intergalactic races against the Builders - deadly aliens who seek to destroy the known galaxy. While the heroes are gone, Thanos sets his sights on Earth, sending the Black Order to launch the assault. It falls to the other heroes of Earth - the Inhumans, the Black Panther, Namor the Sub-Mariner, Doctor Strange, the X-Men, and more - to defend Attilan, Wakanda, Atlantis, and the rest of the planet. To defeat Thanos, the defending forces will need to deploy a new weapon - one that may be as deadly as the invading force.

In a dark and dangerous future, the mutant-hunting machines known as the Sentinels rule America with an iron fist. Almost all mutants and superhumans have been exterminated. Only a handful of imprisoned mutants remain to fight against their oppressive robotic overseers! Now Kate Pryde, former X-Man, must travel back in time and warn her present-day teammates of the coming danger - and hopefully prevent this horrible future from ever taking place!

Long ago, Thor saved the people of Miskander from a rebellious horde. As a thank you for his selfless heroism, he was gifted a crown which he safely stored on Asgard. Until Loki stole it. The Trickster God has been partying hard as a rock band guitarist and thought it would be fun to bequeath the crown to the lead singer, Nihilator, unaware of its true significance—and the corruptive, destructive influence of its true power.

Dr. Bruce Banner. Emil Blonsky. One a brilliant scientist, the other an agent for the KBG. Both men whose lives were irrevocably altered by gamma radiation - transforming Banner into the incredible Hulk and Blonsky into the deadly Abomination. For years, the two super-strong creatures have clashed. Now they are brought together for their most deadly confrontation yet. The Abomination has allied himself with the URSA, an organization dedicated to restoring the Soviet Union - but he is using the URSA to further his own mad quest for vengeance on all those who wronged him in life.

When Eddie Brock becomes biologically linked to a bizarre alien symbiote, the two share a common goal. At first, they seek to squash their arch-foe Spider-Man. But after repeated attempts, Venom reaches an uneasy truce with the web-spinner. Brock leaves New York and heads west to San Francisco, the city of his birth, eager to put trouble behind him, but trouble has different ideas. Brock commits himself to becoming a defender of the innocent, but he's a six-foot-three-inch, 260 lb. figure with bulging muscles and fangs like a shark. Venom quickly draws attention.

Dr. Robert Bruce Banner has led a life of endless struggling: struggling against the rampaging beast within that was spawned in the heart of a gamma bomb explosion; struggling with obsessed army officers like Major William Talbot, dedicated to hunting him down; struggling to provide his wife Betty with something akin to a normal life...a forbidding problem considering that Banner's intellect is presently trapped in the towering, hard-to-miss body of the incredible Hulk.