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When Kevin's love for alien-tech turns Ben's girlfriend into a lizard. Ben and Kevin need to get help from the Forever Knights to change Julie back to normal or it's lizard girlfriend forever!
War of the worlds
Chapter book one is based on the season 2 finale of the hit show, "War of the Worlds." The alien invasion is here at last—and it's up to Ben to save the earth.
Plumbers' helpers Manny, Helen, and Pierce have always been a little envious of the respect Grandpa Max shows to Ben, Gwen, and Kevin. Now they're determined to prove they can be just as successful as the three teens. Which team will be first to deactivate an alien spy transmitter? The race is on!
The Dark of Knight
Ben's longtime enemies, the Forever Knights, have uncovered a highly unusual artifact - one that can strip Ben of all his powers. Ben, Gwen and Kevin are determined to investigate. After all, they can't let it fall into the wrong hands. Their quest leads them to the Forever King, a bold new leader with a terrifying vision. Can the three teens stop him? Or are they falling straight into a trap?
Ben's been acting a little funny lately. Suddenly, he's acing all his math and physics tests, and he's a little too his chili-cheese fries. Gwen and Kevin don't much of it until they catch him sneaking around Plumber's headquarters at night.
Turns out an impostor has taken Ben's place, an it's none other than Albedo. Albedo has tried to steal the Omnitrix before and failed. But this time is different. Someone powerful is backing him. And if Albedo knows what happened to the real Ben and the real Omnitrix, he's not telling....
Ben 10: Ultimate Alien
When Cooper hacks into what he thinks is an alien video game, he actually starts an inter-galactic war between two peace-loving planets. One of the aliens comes to Ben requesting his help. So Ben, Gwen, and Kevin take to space to try to stop the war. Unfortunately, neither side is willing to listen to reason. So Ben and his friends race to trick the two leaders into talking together before one of the sides deploys a weapon that can't be stopped. In the end, Cooper saves the day by transporting himself across space using alien technology and stopping the ultimate weapon's countdown.
Chill for a Day
Cooper drags Ben, Gwen, and Kevin Kevin to the annual Sci-Fi convention, a big attraction for comic book geeks everywhere. No one, except Cooper, is that excited about it until a movie prop turns out to be real alien tech and spews out an army of mini-aliens! Ben has to change forms rapidly to try to stop the little aliens while Kevin and Cooper work to trun the machine off. They manage to save the convention and the crowd just thinks the whole thing was a movie promotion!