Ben 10: The Hero of Omnitrix-Mark
Season 1, Episode 5
Air date January 14, 2015
Written by Elghin
Directed by Elghin
Episode Guide
Oh Ben!
The Duels of Ben
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A week after Albedo switched Ben's place that secretly to Ben switch to Albedo's PLace They now have to fight.

Major EventsEdit

  • It is revealed that Ben have been cheat for 4 times after looked at Gwen's Book.
  • It is revealed that Albedo have been have a house that Ben didn't know it.


  • Ben Tennyson
  • Mindy Tennyson
  • Gwen Tennyson
  • Kevin Levin


  • Albedo
* Ultimate Albedo

Aliens UsedEdit

Used by Ben:

  • Upgrade
  • Ghostfreak
  • Fasttrack
  • Bloxx
  • Feedback
  • Humungosaur
  • Ultimate Spidermonkey

Used By Albedo:

  • Albedo's True Form
  • Brainstorm
  • Chamalien
  • Ultimate Spidermonkey
  • Spidermonkey


  • The episode was unlocked by Cartoon Network Asia with The Duels of Ben.
  • Albedo have been used the recreated Omnitrix on his right hand for the 2nd time.
  • It is confirmed that Elghin's favortie episode also with the duels of Ben.