| # in Season | Title | Original Airdate | | :--- | :--- | :--- | | 1 | The Transmogrification of Eunice | February 4, 2011 | | 2 | Eye of the Beholder | February 11, 2011 | | 3 | Viktor: The Spoils | February 18, 2011 | | 4 | The Big Story | February 25, 2011 | | 5 | Girl Trouble | March 4, 2011 | | 6 | Revenge of the Swarm | March 11, 2011 | | 7 | The Creature From Beyond | March 18, 2011 | | 8 | Basic Training | March 25, 2011 | | 9 | It's Not Easy Being Gwen | April 1, 2011 | | 10 | Ben 10,000 Returns | April 8, 2011 | | ... (Continues through Episode 32) | ... | ... | | 32 | The Ultimate Enemy: Part 2 | March 31, 2012 |
Season 2 of Ultimate Alien takes a darker, more dramatic turn compared to previous seasons. -DeadToons- Ben 10 Ultimate Alien Season 2 1080...
: The season introduces unique concepts, such as an allegory for real-world issues in the episode "Prisoner Number 775 is Missing" and a deeper look into the daily life of Gwen in "It's Not Easy Being Gwen". | # in Season | Title | Original