Ben 10: Ultimate Alien
Season 1, Episode 17: Nor Iron Bars a Cage
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Kevin's out for payback on anyone who has ever crossed him. His next stop is a prison in the Null Void. Ben and Gwen try to stop him, where Ben comes to a grim decision.
All Episodes - Season 1
Episode 1
Fame
Episode 2
Duped
Episode 3
Hit 'Em Where They Live
Episode 4
Video Games
Episode 5
Escape from Aggregor
Episode 6
Too Hot to Handle
Episode 7
Andreas' Fault
Episode 8
Fused
Episode 9
Hero Time
Episode 10
Ultimate Aggregor
Episode 11
Map of Infinity
Episode 12
Reflected Glory
Episode 13
Deep
Episode 14
Where the Magic Happens
Episode 15
Perplexhahedron
Episode 16
The Forge of Creation
Episode 17
Nor Iron Bars a Cage
Episode 18
The Enemy of My Enemy
Episode 19
Absolute Power (1)
Episode 20
Absolute Power (2)