War of the Worlds: Part 1 Ben 10: Alien Force : Season 2 Episode 12
TV-Y7 Cartoon Network 22m
Aired: March 27th, 2009 @ 8:00 PM EST on Cartoon Network
Ben, Gwen and Kevin gather their allies to counter the threat of the incoming Highbreed fleet. Azmuth reveals a secret about the Omnitrix.
