: Manny (a half-Tetramand) and Helen (a half-Kineceleran) mistake Ben, Gwen, and Kevin for dangerous aliens.
: Manny and Helen share the same abilities as Ben's classic aliens, Four Arms and XLR8 , respectively.
The 12th episode of Ben 10: Alien Force Season 1 is titled . In this episode, Ben and his team encounter two rogue Plumber offspring, Manny Armstrong and Helen Wheels , who have been hunting aliens and trapping them in what they believe is a "disintegrator ray"—which is actually a Null Void Projector . Episode Summary Ben 10: Alien Force Season 01 (Dub) Episode 12
: After a brief skirmish, the duo manages to kidnap Kevin Levin for questioning, unsure of his species or intentions.
Watch these recaps and reactions to see Manny and Helen in action against Ben's team: : Manny (a half-Tetramand) and Helen (a half-Kineceleran)
: Ben and Gwen Tennyson track them down to rescue Kevin. During the fight, Ben is temporarily thrown into the Null Void as Swampfire but manages to escape.
: To make amends, Helen and Manny decide to enter the Null Void themselves to find and rescue the people they wrongfully imprisoned. Key Characters & Transformations In this episode, Ben and his team encounter
: Ben eventually convinces the pair that they are allies. He realizes that many of the "aliens" they previously captured were actually other innocent Plumber kids.