20 エピソード
1『Vengeance of Vilgax Part 1』
1『Vengeance of Vilgax Part 1』
Armed with the power of 10 Alien Champions, Vilgax sets his sites on Earth and the only hero standing in his way is Ben Tennyson.
2『Vengeance of Vilgax Part 2』
2『Vengeance of Vilgax Part 2』
At the conclusion of this epic battle, Vilgax battles an array of aliens and is close to ending Ben forever. But Diamondhead has different plans.
3『Inferno』
3『Inferno』
Ben, Gwen and Kevin investigate the explosion of a mysterious machine, unleashing hundreds of rock-eating aliens which is not good news for Kevin!
4『Fool's Gold』
4『Fool's Gold』
When an alien named Orb asks for help finding his missing friend, Decka, Ben, Gwen and Kevin are surprised to learn just how valuable a friend he is.
5『Simple』
5『Simple』
When Ben arrives on a distant planet to try and help broker peace between warring factions, he ends up transforming into a new alien named Lodestar.
6『Don't Fear the Repo』
6『Don't Fear the Repo』
Repo men, Octagon and Rhomboid Vreedle, have been hired to return Ship to the Upgrade who spawned him. But Ben, Kevin and Gwen have different plans.
7『Single Handed』
7『Single Handed』
A bounty hunter is hot on Ben's trail, but when he gets his chance to remove the Omnitrix from Ben's wrist, he sends Ben deep into the Null Void!
8『If All Else Fails』
8『If All Else Fails』
A hibernating Highbreed officer awakens and triggers a device designed to destroy the planet. Now Ben must figure out a way to stop him.
9『In Charm's Way』
9『In Charm's Way』
Kevin is charmed by a beautiful girl and finds himself under her spell (literally) as Charmcaster has returned and is forcing Kevin to do her bidding.
10『Ghost Town』
10『Ghost Town』
Vilgax visits Ghostfreak in prison and gets more than he bargained for when Ghostfreak begins possessing the citizens of Vilgaxia.
11『Trade-Off!』
11『Trade-Off!』
Darkstar convinces Kevin to join him in a quest for an ancient artifact with the ability to help them both escape their current degenerate states.
12『Busy Box』
12『Busy Box』
Kevin, Ben and Gwen find a curious box that has the ability to turn into a robot version of whatever it sees. All is well till the Vreedles show up.
13『Con of Rath』
13『Con of Rath』
Ben is on a special mission when the Omnitrix malfunctions and turns him into an Appoplexian named Rath who wants to fight anything that breathes.
14『Primus』
14『Primus』
In the middle of fighting a Techadon robot, Ben, Kevin and Gwen are unexpectedly transported by the Omnitrix to an alien planet named Primus.
15『Time Heals』
15『Time Heals』
Gwen travels back in time to prevent the accident that turned Kevin into a monster from ever happening. But she ends up altering history forever.
16『The Secret of Chromastone』
16『The Secret of Chromastone』
Ben meets up with Tetrax, but is caught off guard when Tetrax demands that he give him Chromastone. Before Ben has a chance to explain, Tetrax attacks.
17『Above and Beyond』
17『Above and Beyond』
The Plumber's Helpers are called upon by Grandpa Max to rescue him from an abandoned space station where he is being attacked by -- Ben!
18『Vendetta』
18『Vendetta』
Kevin finds his house ransacked and enlists Ben and Gwen's help to find out who did it and why. They soon cross paths with a deadly criminal.
19『The Final Battle Part 1』
19『The Final Battle Part 1』
Albedo Ben has stolen the Ultimatrix from Azmuth and has used it to kidnap Gwen and Kevin. So Ben goes to face Albedo Ben and rescue his friends.
20『The Final Battle Part 2』
20『The Final Battle Part 2』
A defeated Ben gives up the Omnitrix to save himself and his friends. Powerless, he boards Vilgax's ship for their final battle!
