Gwen and co revisit Legerdomain in hopes of rescuing Charmcaster.

After Darkstar opens the Door to Anywhere, Charmcaster comes through, and the two team up to give Ben, Gwen, and Kevin the fight of a lifetime.

Ben faces Tecadon killer robots that have been programmed to kill him. Each robot is more powerful than the last one. Ben's only chance to survive is for Gwen to find out who commissioned the robots.

With the fourth piece of the Map of Infinity almost in Aggregor's clutches, the gang chase him through the artificial planetoid known as Perplexahedron.

As the team makes its final attempt to stop Aggregor, they find an unexpected ally, and one person will make a fateful decision with lasting repercussions.

Aggregor has absorbed all the powers of his captured aliens. Now he's after the Map of Infinity.

Grandpa Max tells the team about his first UFO encounter, which led him to meet Verdona.

Old George, the original Forever Knight, reclaims his position, and orders the Knights to remove all aliens on Earth.

Ben's Ultimate transformations have developed their own personalities. Now they want their freedom from Ben.

Victor Validus resurfaces and attacks Ben at night. Elena Validus and the nanochips return.

The team encounters another alien who escaped from Aggregor and, through him, learns more about Aggregor's goals.

Ben is supposed to attend a tournament to support his girlfriend, but the Forever Knights are trying to break into a museum. Ben tries to use the Ultimatrix to handle all his obligations.

After Jimmy Jones reveals Ben's identity, some of his enemies (such as Zombozo, Rojo, Charmcaster, Vulkanus, and Sevenseven) team up to try to attack his family. Now Ben and his friends have to protect them no matter what.

The King of Zarkovia asks the team for help with a civil war. The team agrees to help when they find out Dr. Viktor may be involved.

Ben finds out there's a new show called 'Ben 10: Live." He finds an old enemy running the show and cashing in on his fame.

Ben meets his hero, Captain Nemesis, who's become jealous of all the attention Ben attracts.

Ben's secret is out. As Ben deals with his newfound fame, a new threat emerges as a thief steals parts of a new advanced spaceship from NASA.

Colonel Rozum asks the team to investigate an island of garbage where people have been disappearing.

Julie suddenly leaves a tennis tournament and spends all her time with Ben.

Simian asks the team for help when a DNAlien takes over his home world.

Jimmy Jones is looking for the biggest new story he and Ben can tackle, but thats when he stumbles upon a strange pink tentacled creature which crashed from the sky into a near by cave.

Aggregor has all five aliens. The Plumbers manage to disable Aggregor's ship, forcing Aggregor to find a new way to absorb their powers. The team makes a last ditch effort to save the alien prisoners.

Aggregor is after the next piece of the map on a watery planet.

Dagon is getting closer and closer to entering our dimension thanks to an old foe.

Argit asks Ben and Gwen for protection from Kevin, so they take him to the nearest Plumbers Academy, but that won't stop Kevin.

Ra'ad, the last of Aggregor's escaped prisoners, attacks Ben and informs the team of the true fate of his comrades. He finds a safe hiding place but one that endangers Ben in the process.