Paradox tells Ben that Eon wants nothing less than absolute power over everything. Max and Gwen are confused and Paradox introduces himself, with Paradox bringing Ben with him to talk in private. Suddenly, Paradox appears with a lot more features on his clothes and says it's because of a time war.

Max tells Ben he should stop telling them about the future.

Back in the past, Gwen asks Ben what's she like and Ben says he misses her making Gwen think she's dead, but Ben corrects her, saying that she just goes to college early. When Eon demands Professor Paradox, Ben is confused and Eon remembers that young Ben hasn't met him yet and realizes Paradox would have to go to teen Ben and disappears. He notices the new Omnitrix and looks in it and observes all the aliens, saying that this is the best day ever. Just then, Eon appears and Ben is about to fight. Rook and Max also wonder why their Ben's voice is different. Then it shows young Ben in teen Ben's body, which young Ben loves. So Gwen asks Ben where young Ben is and Ben assumes that the younger Ben is afraid now that he is in teen Ben's body. Ben tries to tell them that he's a teenager and that Eon brought him here, and Gwen and Max do wonder why Ben's voice is different. After the Dittos revert back into Ben, he discovers the fact that he is a kid as well. The Dittos begin to celebrate Eon's defeat when Gwen and Grandpa Max arrive, The Dittos are shocked and wonder why Gwen is a kid. The Dittos begin to fight Eon, but Eon disappears and the Dittos think they pummeled Eon into oblivion.

Ditto duplicates himself and then jumps onto Eon. Hoping that the Omnitrix still functions, Ben transforms into Ditto and says that he has never transformed into Ditto in a long time. When teen Ben awakes, he's in young Ben's body, but doesn't notice and thinks his Omnitrix had altered itself to look like his old Omnitrix after he states that it does not allow for him to transform into the aliens that he selects. Just then when both Ben's Omnitrixes time out (which causes XLR8 to revert back to young Ben and for Diamondhead to transform back to teen Ben), both Eons grabbed their Omnitrixs, causing an explosion that knocks both Bens to the ground. Smoothy's as well and surprised that Eon isn't using his time rays, has a swordfight with him. Five years later, Diamondhead is shown battling Eon outside of Mr. Smoothy's and and taunts him for being unable to defeat him. The episode begins with Young XLR8 battling Eon for the first time outside of Mr.

Younger season 1 episode 10