Watch Ben 10 Season 4 Episode 13 Online
-
- COUNTRIES: United States of America,Singapore
- Subtitles: English
The summer finally ends. Ben and Gwen have to go back to their normal lives. Grandpa Max tells Ben to keep the Omnitrix a secret from everyone, even his parents. Ben agrees, but Vilgax arrives and he'll stop at nothing to get the Omnitrix.