Azmuth reveals in his memories how Old Sir George had acquired the great and mighty sword of Ascalon, and how he had sealed Diagon the first time millennia ago. In addition, he reveals the real reasons for his eventual creation of the Omnitrix and Ultimatrix.

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 […]

Ben defeats an alien who was rampaging through Bellwood. The alien, named Galapagus, chronicles how he was kidnapped from his home world by Aggregor. He explains how he met four other aliens (Bivalvan, P’andor, Andreas, and Ra’ad), and they escaped him to end up crash landing on Earth. Ben mentions how they already found Bivalvan, […]

If the castles Argit goes to refuse to let him rule their castles, he will use his new friend Andreas to destroy the castle. Andreas is also one of Aggregor’s victims. Jetray then scans Andreas’ DNA and gains a new form and transforms back into Ben. Argit gives Kevin money as payment for the money […]

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 […]

Ben is approached by a video game producer in order to make a Ben 10 video game. Unfortunately, this producer is actually working for Will Harangue, who intends to create a robot to destroy Ben. The producer has all of Ben’s aliens scanned, in order to have the robot learn their moves. The robot begins […]

Julie is playing her first big game, while the Forever Knights are trying to break into a museum. Ben also wants to go see the opening of a new Sumo Slammers movie. To deal with his dilemma, he transforms into Echo Echo and then changes back to human, creating three copies of himself with differing […]

An evil creature known as Lucubra released from another dimension has plans to enslave the human race for its master. The Forever Knights intend to annihilate the creature at all costs and refuse Ben’s aid. Fortunately, Gwen ultimately succeeds in utilizing her increasingly strong magic to send it back from whence it came.

Albedo profits from Ben’s fame and creates a play about him with the help of three alien actors based on several of the extraterrestrial forms in Ben’s Ultimatrix.

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. […]

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 […]