Thor and Iron Man weigh the merits of science vs. magic in this clip from Sunday's all-new episode! Tune in to "The Avengers: Earth's Mightiest Heroes!" this Sunday at 10:00 a.m. ET on Disney XD!

Fred Tatasciore talks about lending his voice to the strongest there is in "The Avengers: Earth's Mightiest Heroes!"

Iron Man confronts his teammates with a startling revelation and accuses one hero of being a spy in this all-new clip from Sunday's episode of "The Avengers: Earth's Mightiest Heroes!" premiering at 11:30 a.m. ET inside Marvel Universe on Disney XD!

Ms. Marvel and Thor are under attack from Red Hulk, Winter Soldier, Falcon and Doc Samson in Sunday's all-new episode of "The Avengers: Earth's Mightiest Heroes!" at 11:30 a.m. ET inside Marvel Universe on Disney XD!

Thor, Captain America, Iron Man and Hulk look back at some of their most memorable adventures in a new bonus feature from the final DVD collection of "The Avengers: Earth's Mightiest Heroes!" now on sale!

Thor and Iron Man must join forces to defeat the villainous Malekith in this clip from Sunday's all-new episode! Tune in to "The Avengers: Earth's Mightiest Heroes!" this Sunday at 10:00 a.m. ET on Disney XD!

Marvel's greatest super heroes assemble once more in this trailer for Season 2 of "The Avengers: Earth's Mightiest Heroes!" Catch the season premiere inside the Marvel Universe block on Disney XD April 1!

Thor meets Beta Ray Bill in this clip from this weekend's all-new episode of "The Avengers: Earth's Mightiest Heroes!" premiering Sunday morning at 11:00 a.m. ET inside Marvel Universe on Disney XD!

The Avengers are the big news of the week, but with tomorrow's release of "The Avengers: Earth's Mightiest Heroes!" Volume 5 on DVD, you can start getting ready for Marvel's Guardians of the Galaxy, which hits theaters in 2014. Check out this video and get to know your Guardians with clips from the episode, "Michael Korvac," and tips from Marvel's own Chief Creative Officer, Joe Quesada.

Wally Winglert and Colleen O'Shaughnessey talk about bringing Ant-Man and the Wasp to animated life! Catch new episodes of "The Avengers: Earth's Mightiest Heroes!" Sundays at 10:00 a.m. ET on Disney XD!

Earth's Mightiest Heroes are back for another season of fun and adventure inside Marvel Universe on Disney XD! Catch a clip from the season premiere of "The Avengers: Earth's Mightiest Heroes!" featuring the Fantastic Four, and tune in this Sunday at 12:00 p.m. ET!

Red Hulk is out to get the Green Goliath in this clip from Sunday's all-new episode of "The Avengers: Earth's Mightiest Heroes!" premiering at 11:30 a.m. ET inside Marvel Universe on Disney XD!

After the Red Skull's capture, Captain America learns the truth behind the Winter Soldier and must track his former partner down in order to stop the rest of HYDRA's Sleepers in this Sunday's all-new "The Avengers: Earth's Mightiest Heroes!" beginning at 11:30 a.m. ET inside Marvel Universe on Disney XD!

Captain America must make a deal with Hela in this EXCLUSIVE new clip from the Season One conclusion to "The Avengers: Earth's Mightiest Heroes!" premiering Sunday, June 26 at 10:00 a.m. ET!

Iron Man butts heads with S.H.I.E.L.D. Director Maria Hill in a clip from Sunday's all-new episode of "The Avengers: Earth's Mightiest Heroes!" premiering Sunday at 11:30 a.m. ET inside Marvel Universe on Disney XD!

The nefarious Skrulls are stymied by Captain America's unwillingness to cooperate in this clip from Sunday's all-new episode of "The Avengers: Earth's Mightiest Heroes!" premiering at 11:30 a.m. ET inside Marvel Universe on Disney XD!

Hulk's convinced the Avengers betrayed him in this all-new clip from Sunday's episode of "The Avengers: Earth's Mightiest Heroes!" premiering at 11:30 a.m. ET inside the Marvel Universe on Disney XD!

Get a glimpse at the special Season 2 preview you'll get in "The Avengers: Earth's Mightiest Heroes!" Vols. 1 & 2 on DVD April 26! The Avengers face a Secret Invasion!

Loki unleashes the big dog on our heroes in this new clip from the season one conclusion to "The Avengers: Earth's Mightiest Heroes!" premiering this Sunday, June 26 at 10:00 a.m. ET on Disney XD!

Iron Man is surprised to discover that Baron Zemo has surrendered in Sunday's new episode of "The Avengers: Earth's Mightiest Heroes!" at 11:30 a.m. ET inside Marvel Universe on Disney XD!

The Vision breaks into a Weapon X facility with a very special goal in mind in this clip from Sunday's all-new episode of "The Avengers: Earth's Mightiest Heroes!" premiering at 11:30 a.m. ET inside Marvel Universe on Disney XD!

Captain America leads the fight against the Kree as the Avengers find a wormhole that could ultimately destroy the sun in this Sunday's episode of "The Avengers: Earth's Mightiest Heroes!" premiering at 11:30 a.m. ET inside Marvel Universe on Disney XD!

Hawkeye enlists the aid of the Hulk to help save the Avengers! Get "The Avengers: Earth's Mightiest Heroes!" Vols. 1 & 2 on DVD April 26!

The team & Captain Marvel take on a Kree Sentry in this clip from "The Avengers: Earth's Mightiest Heroes!" Vol. 3, on DVD October 25!

The Avengers face Ronan the Accuser and his Kree soldiers in this clip from "The Avengers: Earth's Mightiest Heroes!" Catch a new episode Sunday at 11:30 a.m. ET inside Marvel Universe on Disney XD!

The Avengers encounter the Vision for the first time this Sunday at 11:30 a.m. ET inside Marvel Universe on Disney XD!

The Avengers find themselves in the Kree Empire in this clip from Sunday's all-new episode of "The Avengers: Earth's Mightiest Heroes!" premiering at 11:30 a.m. ET inside Marvel Universe on Disney XD!

Voice actor Eric Loomis talks about bringing Iron Man to animated life! Get "The Avengers: Earth's Mightiest Heroes!" Vols. 1 and 2 on DVD April 26!

The Masters of Evil get the upper hand on our heroes in this clip from "The Avengers: Earth's Mightiest Heroes!" Vol. 4, on DVD October 25!

Power Man and Iron Fist, Heroes For Hire, give Ant-Man a helping hand in this Sunday's all-new episode of "The Avengers: Earth's Mightiest Heroes!!" at 11:30 a.m. ET inside Marvel Universe on Disney XD!

Vision awakens from a month of repairs to discover Iron Man and the Avengers have taken over the world in this exclusive clip from Sunday's all-new episode of "The Avengers: Earth's Mightiest Heroes!" premiering at 11:30 a.m. ET inside Marvel Universe on Disney XD!

The world's greatest heroes assemble to face the threat of Galactus in this clip from Sunday's conclusion to "The Avengers: Earth's Mightiest Heroes!" saga, premiering at 11:30 a.m. ET inside Marvel Universe on Disney XD!

Brian Bloom, the voice of Captain America in "The Avengers: Earth's Mightiest Heroes!" takes you behind the scenes! Get "The Avengers: Earth's Mightiest Heroes!" Vols. 1 and 2 on DVD April 26!

Catch a clip of "The Avengers Unmasked: Masters of Evil," available exclusively on "The Avengers: Earth's Mightiest Heroes!" Vol. 3, now on DVD!

The Avengers and Guardians of the Galaxy work together in this weekend's all-new episode of "The Avengers: Earth's Mightiest Heroes!" premiering Sunday at 11:30 a.m. ET inside Marvel Universe on Disney XD!

Enchantress and Loki team up to leave Captain America, Thor, and Iron Man without their powers in this clip from "Powerless," an un-aired episode available exclusively on "The Avengers: Earth's Mightiest Heroes!" Vol. 5, on DVD September 25.

In two seasons, the Avengers saved the world countless times. The team changed and grew, but their mission never wavered: To protect the world from threats too great for one hero to conquer alone. And like Earth's Mightiest Heroes, it took a great team to bring this series to the fans week to week. As we celebrate the conclusion of "The Avengers: Earth's Mightiest Heroes!" saga this weekend, check out this video they put together to thank you for your support.

Iron Man, Thor, Hulk and more of Marvel's greatest characters assemble for the first time in the series premiere two-parter of "The Avengers: Earth's Mightiest Heroes" on Wednesday, October 20 at 8:30 p.m., ET on Disney XD.