Ben 10: Ultimate Alien

Ben 10: Ultimate Alien

Night of the Living Nightmares (3x17)


Air date: Mar 10, 2012

Albedo attempts to get the ultimatrix by invading Ben's mind.

  • Premiered: Apr 2010
  • Episodes: 71
  • Followers: 116
  • Ended
  • Cartoon Network
  • Saturday at 9