Ben 10: Season 4

Big Fat Alien Wedding

22min - When the bride's parents are aliens and the groom's parents are ex-Plumbers, what could possibly go wrong? LOTS.

Ben 4 Good Buddy

22min - Highway pirates hijack the Rustbucket, trick it out and use it in a robbery. And Ben and Gwen come to realize the Rustbucket is part of the family.

Perfect Day

22min - Ben thinks he is enjoying the perfect day, only to find out it is a trap set by the Forever Knights and his perfect day becomes a nightmare.

Ken 10

22min - It's back to the future with Ben 10K and his son, Ken 10, who gets his own Omnitrix on his 10th birthday. But can he be trusted with the power?

Don't Drink the Water

22min - Ben and Max come in contact with water from The Fountain of Youth. Max transforms into a kid, Ben into a toddler, and Gwen has to deal with them both.

Ben 10 Vs. The Negative 10: Part 1

22min - Deep inside Mount Rushmore, a secret Plumber's base hoses the world's most powerful energy source. And the Forever King is out to get his hands on it.

Ben 10 Vs. The Negative 10: Part 2

22min - The Forever King arrives at Mount Rushmore with a band of bad guys to collect the world's most powerful energy source. But Upchuck has other ideas.

Goodbye and Good Riddance

22min - Summer is over and Ben returns to school. But since he can't tell anyone about his aliens, he has gone from hero to zero. Till Vilgax shows up.

Ben 10 vs. Negative 10 pt. 1

22min - Ben, Max Ben and Gwen investigate a couple of daring break-ins, only to discover they were both once secret Plumber installations. What our heroes find out is that those responsible for the break-ins are working for The Forever King. He's brought together a rogue's gallery of some of Ben's most notorious enemies to eventually steal the world's most powerful energy source...located deep inside the Plumber bunker at Mount Rushmore.

Ben 10 vs. Negative 10 pt. 2

22min - Ben, Max and Gwen put up an Alamo like stand inside the bunker at Mount Rushmore and against great odds take down the Forever King's band of baddies. In the end, Ben goes Upchuck and digests the powerful energy source, preventing the Forever King from using it for nefarious purposes. However this ultimate baddie is able to disappear...perhaps to return once again.

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