Polar G.I. Joe: Sigma 6 : Season 1 Episode 9
TV-Y7-FV (DVD rating) G4 30m int(0)
Aired: February 11th, 2006 @ 11:30 AM EST on G4
Duke and the Sigma Six team must get to the Antarctic to infiltrate Cobra's ice fortress. As Duke climbs perilous ice mountains to break into the fortress, the rest of the Joe team are fighting their way through legions of Cobra BATS with the Sigma Six Ice Saber vehicles.