Doctor Doom pays a visit to the Fantastic Four in another hilarious "Marvel Mash-Up"!

The Frightful Four can't decide who will get to destroy the Fantastic Four in the latest "Marvel Mash-Up," as seen Sunday mornings inside Marvel Universe on Disney XD!

Magneto proves why he's the Master of Magnetism in a new "Marvel Mash-Up" featuring the Fantastic Four!

Doctor Doom displays his musical talents in a new "Marvel Mash-Up" featuring the Fantastic Four!

The Invisible Woman & Mr. Fantastic just can't seem to get along in another "Marvel Mash-Up" starring the Fantastic Four!

The Fantastic Four take a family trip in the latest "Marvel Mash-Up," as seen Sunday mornings inside Marvel Universe on Disney XD!

The Fantastic Four and the Mole Man star in a new "Marvel Mash-Up," as seen Sunday mornings inside Marvel Universe on Disney XD!

While Reed conducts an experiment designed to cure Ben Grimm, there's an energy disruption which causes the experiment to go haywire! Now the Fantastic Four's powers have switched, but they don't have time to get used to them before they have to save the city. Because the energy disruption that caused the accident was the work of Doctor Doom, and now the FF, new powers and all, have to stop Doom before he destroys the city with his scheme.

Reed summons one of his deep space probes back to the Baxter Building for repairs, only to find that someone has hitched a ride on it back to Earth: the Impossible Man! The small, impish alien seems harmless enough, but the Fantastic Four soon realize that this creature, who can turn into anything, has turned into a big problem for them! Now they have to figure out how to get the Impossible Man off the planet before he goes from 'annoying' to 'dangerous!'

The Fantastic Four are evicted from the Baxter Building! The sinister Puppet Master has managed to turn the entire city against the FF from inside his prison cell, and it's up to them to clear their good names. What's more, they must stop Puppet Master from completing his ultimate goal—to control the mind of every person on the planet!

The deviant monster GIGANTO bursts up from the underground, putting a quick stop to the Fantastic Four's day off. Now it's up to them to stop the monster from destroying the city, but the FF quickly realize that the giant monster has a specific target� the BAXTER BUILDING! The mystery of the monster's appearance will lead the FF deeper into Subterranea than they've ever gone, and right into a TRAP. The MOLE MAN sent Giganto to attack the FF, but has a grander scheme in the works. Because the only thing better than having Giganto destroy the FF is to control an ARMY of Gigantos.

The FANTASTIC FOUR fall into a trap and are taken to the NEGATIVE ZONE, where they're attacked by ANNIHILUS and his warriors. But all is not as it seems - something in the Zone is affecting the Four's powers. Things go from bad to worse when DOCTOR DOOM arrives, apparently in league with Annihilus! But Doom isn't one to share power, and he takes Annihilus' energy source back to Earth with him. But even if the Four can escape Annihilus, how can they defeat Doom, who now has the power to destroy the world?

When an old friend of Reed's shows up looking for help, the Fantastic Four are in for the fight of their lives! His name is Bruce Banner, and he has a terrible secret � he's the Incredible Hulk. And when Banner Hulks out and goes on a rampage through New York City, it's up to the FF to stop him. Can they protect New York from the Hulk? Can they protect the Hulk from the group that's hunting him? Most important of all, has Ben Grimm finally met his match?

When Reed is accused of having purposefully exposed Susan, Johnny and Ben to the cosmic rays that transformed them into the Fantastic Four, the team is torn apart. But as Susan, Johnny and Ben individually wonder if Reed is capable of such a betrayal, they're attacked by the mastermind behind the plot against Reed � Doctor Doom! Now the team has to escape Doom's prisons in order to save Reed and prevent Doom from plunging the city into the Negative Zone.

The Fantastic Four face the metallic menace of Doctor Doom!

Johnny finds himself facing down a hostile alien jury - and Ronan the Accuser.

With a fresh look and a slick new style, the Fantastic Four have come to rock the animated world. Get a taste of the action here and catch the series for a load of the FF, Dr. Doom and more.

Terminus, an alien scavenger, comes to steal all of Earth's resources. While the Fantastic Four try to stop him, they realize he may be unbeatable. Now they must face the possibility that this might be the end of the Fantastic Four.

Doctor Doom creates a super Doombot to face the Fantastic Four. Instead of destroying it, the Four try to retrain the robot to be one of the good guys. In the process, Ben becomes the super Doombots friend. But when the Doombot regains it's old programming, the Fantastic Four are forced to try and defeat it once and for all.

During a confrontation with Diablo, Johnny is exposed to a potion that makes him more powerful. Unfortunately, the potion also begins to turn him evil.

The Fantastic Four return to New York to find that Doom has taken over the city and due to a change in history, they never got their powers. The Four must go back in time to set things right and to stop Doom.