Season 2 Episode
- Season 2 The Transmogrification of Eunice
- Season 2 Eye of the Beholder
- Season 2 Viktor: The Spoils
- Season 2 The Big Story
- Season 2 Girl Trouble
- Season 2 Revenge of the Swarm
- Season 2 The Creature from Beyond
- Season 2 Basic Training
- Season 2 It's Not Easy Being Gwen
- Season 2 Ben 10,000 Returns
- Season 2 Moon Struck
- Season 2 Prisoner #775 Is Missing
- Season 2 The Purge
- Season 2 Simian Says
- Season 2 Greetings from Techadon
- Season 2 The Flame Keeper's Circle
- Season 2 Double or Nothing
- Season 2 The Perfect Girlfriend
- Season 2 The Ultimate Sacrifice
- Season 2 The Widening Gyre
- Season 2 The Mother of All Vreedles
- Season 2 A Knight to Remember
- Season 2 Solitary Alignment
- Season 2 Inspector #13
- Season 2 The Enemy of My Frenemy
- Season 2 Couples Retreat
- Season 2 Catch a Falling Star
- Season 2 The Eggman Cometh
- Season 2 Night of the Living Nightmare
- Season 2 The Beginning of the End
- Season 2 The Ultimate Enemy (1)
- Season 2 The Ultimate Enemy (2)
Ben 10: Ultimate Alien - Season 2 Episode 5 Girl Trouble
8.21 23 minutes Gwen is excited by the prospect of her cousin Sunny paying the team a visit while dealing with the Robots of Dimension 12. But her excitement quickly turns into trepidation when it is uncovered that her cousin is not all that she appears and has some particularly sinister intentions.
