15-year-old Ben Tennyson chooses to once again put on the Omnitrix and discovers that it has recalibrated and can now transform him into 10 brand-new aliens. Joined by his super-powered cousin Gwen Tennyson and his equally powerful former enemy Kevin Levin, Ben is on a mission to find his missing Grandpa Max.
| Title | Time | |
|---|---|---|
| 1 | Ben 10 Returns (1) | 2008-04-18 |
| 2 | Ben 10 Returns (2) | 2008-04-18 |
| 3 | Everybody Talks About the Weather | 2008-04-26 |
| 4 | Kevin's Big Score | 2008-05-03 |
| 5 | All that Glitters | 2008-05-10 |
| 6 | Max Out | 2008-05-17 |
| 7 | Pier Pressure | 2008-05-31 |
| 8 | What Are Little Girls Made Of? | 2008-06-07 |
| 9 | The Gauntlet | 2008-06-14 |
| 10 | Paradox | 2008-07-05 |
| 11 | Be-Knighted | 2008-07-12 |
| 12 | Plumber's Helpers | 2008-07-19 |
| 13 | X = Ben + 2 | 2008-08-31 |