There's Always More

This is the first episode in season 2 of The adventures of Ben 10,000 (New).

Plot
When Kenny, Ben and Devlin are doing really nothing at all, Ben detects an alien tech 65 or higher on his plumbers' badge, so they all head to space where they find this weird dimension that is an exact copy of bellwood. Not only that but evil clones of the trio start attacking them. When Kenny is fighting, he turns into a new alien called Nightmare, and wins the battle. After this, the heroes are detirmined to keep searching for the alien tech

Trivia

 * Kenny turns into Nightmare