Season
Season 4 Episode
- Season 4 Perfect Day
- Season 4 Divided We Stand
- Season 4 Don't Drink the Water
- Season 4 Big Fat Alien Wedding
- Season 4 Secret of the Omnitrix (1)
- Season 4 Secret of the Omnitrix (2)
- Season 4 Secret of the Omnitrix (3)
- Season 4 Ben 4 Good Buddy
- Season 4 Ready to Rumble
- Season 4 Ken 10
- Season 4 Ben 10 vs. Negative 10 (1)
- Season 4 Ben 10 vs. Negative 10 (2)
- Season 4 Goodbye and Good Riddance
Ben 10 - Season 4 Episode 10 Ken 10
8.20 22 minutes With summer over, Ben goes back to school. Unable to tell anyone about the Omnitrix, Ben finds that regular life is much more boring than he imagined. However, the arrival of Vilgax promises to rectify that situation.
