List of The Avengers: Earth's Mightiest Heroes episodes

Iron Man saves the world's leaders from a HYDRA attack on the United Nations.

Bruce Banner confronts the Absorbing Man, causing him to transform into the Incredible Hulk.

Ant-Man stops Ulysses Klaw from stealing a rare sample of vibranium.

HYDRA unleashes the Dreadnoughts against Iron Man.

The Mighty Thor stops the Wrecking Crew from stealing Stark Industries technology.

S.H.I.E.L.D. agents Hawkeye and Black Widow join the battle to take down the Incredible Hulk after General Ross' Hulkbusters were defeated.

Thor is summoned to defend Asgard from an army of Frost Giants, led by Loki.

Nick Fury fights the Grim Reaper when he infiltrates the Vault to free Baron Strucker.

Hawkeye and Black Widow take on the Hulk.

Loki is banished to the Isle of Silence by Odin where he contemplates the events that lead him there.

The Wasp puts an end to Whirlwind's rampage.

Introducing characters: Whirlwind

Captain America leads an assault on a HYDRA facility.

HYDRA's scheme to win World War II backfires.

King T'Chaka is challenged to a duel for control of Wakanda.

Kang the Conqueror discovers that his timeline is somehow being destroyed by Captain America.

Ant-Man quells Whirlwind's riot inside the Big House, the world's smallest supervillain prison. S.H.I.E.L.D. learns that Whirlwind is a mutant and plans to have him handed over to the Mutant Response Division. Meanwhile, Whirlwind learns from Mad Thinker that the Big House is one of the four supervillain prisons and that when their systems break down, every villain will take the opportunity to escape.

A mass breakout occurs at each of the four supervillain prisons.

Ant-Man/Giant-Man, Hulk, Iron Man, Thor and Wasp band together to battle Graviton after he escapes from the Raft and targets Nick Fury.

Introducing characters: LMD

Iron Man learns that S.H.I.E.L.D. is taking control of his suits.

Introducing characters: Tony Stark/Iron Man, James Rhodes, Pepper Potts, J.A.R.V.I.S., MODOK, HYDRA, Ultimo

Thor must defeat Loki and the Frost Giants.

Hulk tries not to get captured while Hawkeye is betrayed by Black Widow.

Captain America and Bucky have to deal with HYDRA.

Ant Man and Wasp take down Klaw and Whirlwind.

Hulk is magically manipulated by the Enchantress to attack his teammates.

After Captain America's frozen body is discovered in the Arctic, Arnim Zola unleashes Doughboy on New York City to distract the Avengers while Baron Zemo battles Captain America.

Based on Avengers #4.

Enraged by Tony Stark buying out his company, Simon Williams becomes a deadly being of ionic energy, Wonder Man, in order to exact revenge. Meanwhile, Wasp and Thor chase a group of A.I.M. agents to find their secret hideout and run into another villain, MODOK.

Based on Avengers #9.

T'Challa, the new Black Panther, meets the Avengers and tells them that his country has been overthrown by Man-Ape. As the Avengers arrive in Wakanda, not only do they have to help T'Challa reclaim his family's throne and country, but they also have to deal with Klaw, the Grim Reaper, and HYDRA.

The Leader has placed an expanding dome of pure gamma radiation around the Cube, with anyone caught inside it being mutated into a Gamma Monster.

With Wonder Man, Enchantress, Executioner, Crimson Dynamo, and Abomination on his side, Baron Heinrich Zemo leads them as the Masters of Evil in a systematic takedown of the Avengers.

Wasp and the Avengers meet Captain Marvel and team up with him to stop a Kree Sentry from destroying the planet.

Based on MARVEL Super-Heroes #12-13.^[9]

Hawkeye, Captain America, Black Panther, and S.H.I.E.L.D. agent Mockingbird take on HYDRA in order to find Black Widow.

Kang the Conqueror comes from the 41st century to destroy Captain America, who Kang believes may soon cause his timeline to cease to exist.

Based on Avengers #8.

The Avengers fend off Kang's invasion of Earth while Iron Man tries to locate Kang's ship.

The Avengers attack Kang's ship with the help of the last of the Ultrons.

The Avengers must stop Malekith the Accursed after he obtains the Casket of Ancient Winters.

Based on Avengers #249

Ant-Man, tired of the unending violence, quits the team while Ultron attempts to bring about peace.

The Masters of Evil (now joined by Chemistro, the Grey Gargoyle, and the Living Laser) prepare for a full-scale invasion of Earth...and unless the Avengers can stop them, the legions of the Nine Realms are coming to Earth.

Lost and separated, the Avengers struggle to survive in the Nine Realms.

The Avengers battle Loki in Asgard as the other realms fall.

Doctor Doom's forces attack the Avengers and the Fantastic Four, kidnapping the Wasp and the Invisible Woman.

Based on Avengers #25 and Avengers #154-156.

The Enchantress seeks revenge on Baron Zemo and the Masters of Evil for betraying her, and the remaining supervillains go to the Avengers for protection.

A Kree ship led by Ronan the Accuser arrives and attacks a S.W.O.R.D. ship. While Abigail Brand fights the Kree soldiers in space, the Avengers are assisted by Ms. Marvel in fighting Ronan and an army of Kree soldiers on Earth.

When Hank Pym's Ant-Man/Giant-Man suit is stolen, he enlists the Heroes for Hire to find the thief, but Pym soon learns that this isn't a common robbery.

Based on MARVEL Premiere #47.

When a mysterious man known as Michael Korvac is discovered, the Avengers must figure out exactly what happened to him - all while defending him from the team of beings who have come after him: the Guardians of the Galaxy.

Introducing characters: Michael Korvac, Guardians of the Galaxy (Star-Lord, Adam Warlock, Groot, Rocket Raccoon, Quasar), Corrina Korvac

Nick Fury returns, having assembled a team of heroes in secret (himself, Black Widow, Mockingbird, and Quake) to gather information about the impending Skrull invasion of Earth.

Thor is attacked by a powerful creature known as Beta Ray Bill - who proves himself just as able to lift and wield Mjölnir. Thor and Sif soon finds themselves allying with this strange warrior (who apparently has his own reasons for disliking Surtur) to save all of Asgard from being burned to the ground by the demon lord of Muspelheim.

Based on Thor #337-338.

A mysterious red-skinned Hulk attacks the S.H.I.E.L.D. Helicarrier. While Wasp and Captain America fight this new behemoth (who Maria Hill fervently believes is the Hulk gone rogue), Hawkeye attempts to keep a resistant Bruce Banner safe.

Based on Hulk Vol. 2 #1-6.

After being a prisoner of the Skrulls for months, Captain America teams up with other prisoners, including some of his enemies, to escape. But in order to do so, they must first get past the mighty Super-Skrull...

The Skrulls' invasion of Earth has begun - and Wakanda is the first target. Ms. Marvel comes to the rescue, but must deal with both a stubborn Black Panther and a team of Skrulls posing as the Avengers.

The Skrulls have invaded the entire planet and are using Captain America's position of respect to convince the humans to submit. When Hawkeye, Wasp, and Ms. Marvel are captured by Veranke's army of Super-Skrulls, all seems lost - until Iron Man and Thor are reunited with the real Captain America in a last-ditch effort to drive back the Skrull onslaught and save Earth.

Based on Secret Invasion Vol. 1 #5-8 and Secret Invasion: Fantastic Four #1-3.

Captain America teams up with the equally mistrusted Spider-Man to fight the Serpent Society when they try to rescue Viper and King Cobra from S.H.I.E.L.D. custody.

With Thor and Hawkeye in tow, Captain America travels to Wakanda to have his shield repaired and to persuade Black Panther to rejoin the team. But a mysterious figure known only as the Vision arrives to steal the shield - along with Wakanda's supply of vibranium.

Based in part on Avengers #57.

The Enchantress offers Loki a chance to exact his revenge on Thor and the Avengers for thwarting his conquest of the Nine Realms, and uses a spell to strip Thor, Captain America, and Iron Man of their powers. Now, the helpless heroes must defeat Loki - his soul now in command of a powerful Asgardian weapon known as the Destroyer - without their abilities.

Introducing characters: Destroyer, Donald Blake

Stranded in the Negative Zone, the Avengers must join forces with their enemies - including former members of the Masters of Evil - to fight off an army of strange insectoid creatures that are laying siege to 42.

The Avengers are ambushed and captured, one by one, by Ultron's team of synthezoid Avengers as part of the wayward android's plan to rid the world of "flawed" humans, perfect himself, and construct a mate.

A mysterious explosion seemingly kills Hank Pym in his college laboratory, but as the Avengers and their friends mourn the loss of their fallen comrade-in-arms, a fearless new vigilante calling himself Yellowjacket - endowed with the same powers and technology as Ant-Man/Giant-Man and Wasp - begins taking out the members of the Serpent Society.

Introducing characters: Yellowjacket

The Vision awakens after a month of repairs to find that Tony Stark and his fellow Avengers have taken over the world. With the whole planet turned against him, the Vision must get to the bottom of Stark's "utopia" - only to discover an unlikely figure to be the true power behind the Avengers' throne.

Based on the 1987 Marvel graphic novel Emperor Doom (albeit with a different cast).

Strange fumes sicken all of the Avengers - save for Iron Man, whose suit of armor provides him with protection.

Captain America ponders the mystery of the Winter Soldier and enlists Nick Fury's aid to find him when the Red Skull escapes from prison and massive robots - the Sleepers - arise as part of a contingency plan by the founder of HYDRA to destroy Washington, D.C.

Kang the Conqueror is freed from prison by his alternate timeline doppelgangers and attempts to conquer the world once again, this time trapping the Avengers in a temporal void to keep them from getting in the way of his plans. Now a new team of heroes (Spider-Man, War Machine, Wolverine, Iron Fist, Luke Cage, and the Thing) must band together to stop the cross-temporal onslaught.

The Kree attempt to create a wormhole connecting Earth's solar system with their galaxy, which will consequently destroy the Sun and all life on Earth - just as Kang the Conqueror predicted. The Avengers and Captain Marvel head into space to stop it.

The Avengers arrive on the Kree homeworld of Hala, but find that they aren't exactly welcome there - even with Captain Marvel on their side.

The Avengers must bring forth an army of nearly all their allies to face their greatest challenge yet - Galactus, the devourer of countless worlds and civilizations, and his quartet of heralds drawn from the very elements of nature.