Ben 10: The Next Files

AdamGregory03. The series unused episodes from the original series. (With 10-year-old Ben and Gwen).

Differences
Here is what's different from the original series:
 * Ben wears green jeans instead of his brown ones.
 * Vilgax appears as he does in Alien Force.
 * Ben uses Benwolf more than once.

Episodes
Here are the episodes!

Episode 01: In the Big Apple
The Tennysons visit New York City and stay at a hotel. However when giant insects start rampaging through the city, the gang suspects one man if responsable for it: Dr. Animo.

Episode 02: Day of the Undead
The gang makes a pit stop in a Mexican-themed city celebrating the Day of the Dead. However when Zs'Kayr returns to get revenge on Ben, the holiday gets 20 times creepier.

Episode 03: The Smallest of them All
Vilgax is attacking San Francisco, the Tennyson's next stop. And what terrible timing, because a glitch in the Omnitrix leaves Ben stuck as Grey Matter.

Episode 04: Beach Brawl
During a trip to Florida, the gang finds themselves having to fight a mutant bottlenose dolphin who is commencing "Plan Adolphilypse".

Trivia

 * Ben's Omnitrix looks different.