Although aired as a standalone movie after Season 4, it is chronologically set between Ben 10 vs. the Negative 10 and the sequel series Ben 10: Alien Force .
As of 2025, the franchise consists of across two distinct continuities: the Classic Continuity (2005–2014) and the Reboot Continuity (2016–2021). 1. Ben 10: The Original Series (2005–2008)
| Episode # | Title | Original Airdate | |-----------|-------|------------------| | 40 | Paradox | Oct 14, 2007 | | 41 | Divided We Stand | Oct 21, 2007 | | 42 | Don’t Drink the Water | Oct 28, 2007 | | 43 | Big Fat Alien Wedding | Nov 4, 2007 | | 44 | Ben 4 Good Buddy | Nov 11, 2007 | | 45 | Ready to Rumble | Nov 18, 2007 | | 46 | Ken 10 | Nov 25, 2007 | | 47 | Ben 10 vs. the Negative 10: Part 1 | Dec 9, 2007 | | 48 | Ben 10 vs. the Negative 10: Part 2 | Dec 9, 2007 | | 49 | Ben 10: Secret of the Omnitrix | Aug 10, 2008 (TV) |
" (S1E7): The debut of Ben’s most enduring rival-turned-ally. Ghostfreaked Out