Ben 10: Alien Force
S03E12 Busy Box
Ben, Kevin, and Gwen stumble upon a mysterious alien box that has the ability to transform into robotic replicas of anything it observes. However, its incredible power turns into a danger when the Vreedle brothers set their sights on claiming the box for themselves.
Season 3 Episodes
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2
3
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5
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7
8
9
10
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13
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15
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20
Vengeance of Vilgax (1)
Vengeance of Vilgax (2)
Inferno
Fool's Gold
Simple
Vreedle, Vreedle
Single Handed
If All Else Fails
In Charm's Way
Ghost Town
Trade-Off!
Busy Box
Con of Rath
Primus
Time Heals
The Secret of Chromastone
Above and Beyond
Vendetta
The Final Battle (1)
The Final Battle (2)