Ben 10: Ultimate Alien
One year after the events of Ben 10: Alien Swarm, Victor Validus attacks Ben at night but when he defends himself, he finds a Nanochip that was believed to have been destroyed along with its queen. Ben, Kevin and Gwen find Victor’s daughter, Elena who was once Ben’s middle school sweetheart, to see what is […]
Ben’s secret identity is revealed to the entire world, and he is now a superhero loved everywhere by kids and teenagers, but distrusted by many adults. Kevin and Gwen find out who revealed Ben’s secret and where he lives, and the three go to “pay him a visit”. The informant turns out to be a […]
The team goes to Gwen’s house to find a solution to defeat Computron’s minions from Dimension 12. When they go to Gwen’s room, they find a dark-hair girl, who is Sunny, Gwen’s cousin. Gwen’s mom insists they take Sunny with them. The team takes Sunny to the mission but they left her in Kevin’s car. […]
Kevin has been absorbing the powers of the Plumbers’ Helpers and Ben and Gwen had an argument whether they should kill or cure Kevin. Ben defeats Gwen and then battle the Forever Knights and Vulkanus to ask where are Kevin’s whereabouts but neither of them gave Ben any answers. Gwen finds Ben and tells him […]
Following a visit from Paradox after a fight with Eon, Ben 10,000 from an alternate future arrives twenty years from the future to seek the aid of his past counterpart in tracking down Eon. It is revealed that Eon is actually an adult Ben from an alternate world, and that he wants to destroy all […]
Ben, Gwen, and Kevin go out into the wilderness for a camping trip. During a car race between Ben and Kevin, a strange pod falls from space. While trying to open the pod, Gwen cuts her hand on it. The pod then opens to reveal a beautiful, dark green-eyed, blonde-haired girl. Gwen gives the girl […]
The ultimate aliens inside Ben’s Ultimatrix demand their freedom and end up sucking Ben into the Ultimatrix. While Gwen unleashes her astral projection (in the form her innermost anodite self) enters the Ultimatrix to help Ben, Kevin travels to planet Galvan Prime to convince Azmuth to help.
With Ultimate Aggregor having all four pieces of the Map of Infinity, he’ll be on his way to the Forge of Creation (Alien X’s home planet). Professor Paradox helps Ben, Gwen and Kevin get to they need to go, but after Paradox left, Ben and the others ran into Ben’s younger self. The four of […]
Albedo returns and infects Ben with a Cassiopeian Dream Eater, trapping him into a dream world where he kept being attacked by several of his enemies.
Ben fails to defeat the extradimensional Diagon, who proceeds to destroy Sir George by electrocuting him with dark lightning. Vilgax returns, capturing Diagon by Psyphon’s power-absorbing machine. Psyphon proceeds to transfer Diagon’s power to Vilgax, making the galactic conqueror into a nearly-unstoppable force. Ben wields George’s supremely powerful sword, Ascalon, and uses it to drain […]
As Ben laments that things can’t get worse, Aggregor shows up to recapture Ra’ad. The gang try to fight Aggregor, but he proves to be too strong for them. The Ultimatrix finally lets Ben transform, but unfortunately, all that he can transform into is an Amperi. With no choice, Ben transforms into AmpFibian and fights […]
Ben and Gwen arrive in Incarceon to tell Morgg that Ultimate Kevin is going to kill him. Morgg ignores their warning and has his robots take them to a room to stay in until a supply ship picks them up. Meanwhile, while the prisoners are still mining, Ultimate Kevin flashes back to the last time […]
Elena Validus and the nanochips return and impersonate Julie while the real Julie is at a tennis tournament overseas. Ben does not catch onto this until the very end when the real Julie returns and causes Elena to realize that she had never really loved and cared about the real Ben in the first place. […]
Darkstar romantically charms Charmcaster and uses her abilities to absorb energy from Ledgerdomain itself. Meanwhile, Gwen and Kevin have a disagreement over the protection of one of her spellbooks.
Movie star Jennifer Nocturn appears to be in danger, but before Captain Nemesis can act, Ben interferes and saves the day. Jealous, Nemesis stages a competition against Ben, which he loses. Nemesis then kidnaps Julie, who was shown taking her anger over Jennifer out on the tennis courts. Nemesis then intercepts Jennifer’s helicopter. When Ben […]
After Ben’s secret identity is revealed, a bunch of his old enemies start attacking his family as a method of revenge.
Jennifer Nocturne runs away with Captain Nemesis after freeing him from jail in hopes of creating a new life with him. Ben and Gwen pursue them, thinking Jennifer has been held against her will.
Max tells Kevin, Gwen, and Ben how he first met Verdona when he was seventeen years old in the 1960s, which led to their romance and eventual marriage which naturally led to the births of Ben and Gwen’s fathers Carl and Frank many decades later.
Ben, Gwen, and Kevin are summoned to Plumbers Academy to go under training. They create a good friendship with an alien named Tack and Ben dislikes the drill instructor, Magister Hulca, that is being targeted for revenge by a menacing Tetramand.
Techadon Weapon Master Number 13 arrives on Earth and demands to have the Ultimatrix. A malfunction grants Gwen and Kevin the forms and unique abilities of some of Ben’s aliens.
Jimmy Jones sees a meteor falling in a cave, where an alien plant attacks him. He tells Ben and his team about it, but only Ben believes him. They go in the cave but the plant isn’t there. The next day, Jimmy sees Ben going into the cave and talking to the plant. He takes […]
Continued from the previous episode, Aggregor has absorbed the powers of Bivalvan, Galapagus, P’andor, Andreas, and Ra’ad, transforming him into Ultimate Aggregor. Ben transforms into Humungousaur and attacks Aggregor in a fight of rage and anger, seemingly pummeling him unconscious. After this, Aggregor escapes, leaving Azmuth to explain to Ben, Gwen, Kevin, and Grandpa Max […]
While taking a ride in Ben’s car, Ben and Gwen discuss that Ultimate Kevin is still continuing his rampage on everyone that wronged him and that he needs to be taken care of. Just then, Ben accidentally runs over Argit, but he survives. Argit explains that he needs their help to hide from Ultimate Kevin.
The secrets of Area 51 are revealed to Ben Tennyson after Old George infiltrates and destroys it, setting free the 775th prisoner.