G.I. Joe: Sigma 6 (2005–2006)

1. S01E01COBRA StrikeAugust 27, 2005—The Jo's storm COBRA Castle! Cobra hits the GIJoe team on two fronts—at the North Pole and in the Amazon! The Joes fight off hordes of n
2. S01E02EscapeSeptember 17, 2005—After hacking into the Sigma 6 computer and infecting it with a virus, COBRA sends the Dreadnocks on a rescue mission to free their leader,
3. S01E03CaptureSeptember 24, 2005—With Cobra Commander back in charge, COBRA launches an all-out assault on the Joe's headquarters. Meanwhile, Scott Abernathy and his robot d
4. S01E04RevealOctober 1, 2005—SNAKE EYES vs. STORM SHADOW!! The ninja brothers duel it out as Snake Eyes tries to rescue Scott. The rest of the JO's try to stop COBRA's n
5. S01E05SigmaOctober 8, 2005—COBRA Coast Climax! Duke, Scott, and the other Joe's race the clock! They have 30 minutes to disarm and destroy a plasma canon or COBRA will
6. S01E06RaceOctober 15, 2005—It's a race between Baroness and the Joes for a stone of power! When the main Joe team gets ito trouble, it's up to Long Range, Spirit, and
7. S01E07JungleDecember 3, 2005—The Power Stones are revealed! It seems that there are mysterious natural stones that have amazing technological powers that both Cobra and
8. S01E08VacationDecember 10, 2005—The vacation episode! The Sigma team decides it's time for some R&R and they got to Las Vegas for some time off. As soon as they get there,
9. S01E09PolarFebruary 11, 2005—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 int
10. S01E10WarFebruary 18, 2006—It's Ninja versus Ninja in this episode. A Power Stone is discovered in a temple on Mount Arashikage and Storm Shadow goes to collect. A mas
11. S01E11Lift OffFebruary 25, 2006—While Scott and his pals are visiting a Rocket Base, Cobra takes over and plans on sending a massive rocket into space to wreak havoc on the
12. S01E12Operation: Zeus (1)March 4, 2006—The final battle! In the first part of this exciting two-part episode the COBRA forces begin to create their ultimate weapon of destruction,
13. S01E13Operation: Zeus (2)March 11, 2006—In part two, the GI Joe Sigma Six team must come together and use their amazing gear and incredible skills to not only defeat and deactivate

Season 1 ranked & reviewed

1. S02E01HiddenSeptember 9, 2006—When COBRA comes in with their newest scheme yet, Team Sigma Six is ready and a go, with the best in new high-tech gear and vehicles. COBR
2. S02E02VirusSeptember 16, 2006—When a computer virus shuts down Sigma Six's new base. COBRA takes full advantage and attacks the team full-force! Will Sigma be able to han
3. S02E03InfiltrationSeptember 23, 2006—Sigma Six's new mission is to sneak into a COBRA base, find out what their enemy knows, and find the Dragonhawk. Lt. Stone is caught under f
4. S02E04Sigma OneSeptember 30, 2006—When Destro puts almost all of the Sigma 6 team under mind control. Hi-Tech, alone and on the run, has to fight not only Destro and his men,
5. S02E05TrainingOctober 7, 2006—On an exercise mission in South America, the Sigma 6 Ninja Team is ambushed by Baroness and Storm Shadow. The two ninja brothers again duel
6. S02E06Heat WaveOctober 14, 2006—The Joes are again pitted against Destro, who's out for revenge for making a fool of him the last time the two enemies met. This time its a
7. S02E07Rescue (Part 1)October 21, 2006—The traitor is finally revealed, and he springs a trap leading to the capture of almost all of the Sigma 6 team! Duke has to lead a one-man
8. S02E08Rescue (Part 2)October 28, 2006—Duke brings the fight to COBRA Commander in his battle get his team back. The two fight one on one as Scarlett and the rest of the team take
9. S02E09AwardsNovember 4, 2006—Coming Soon...
10. S02E10BalanceNovember 11, 2006—
11. S02E11GiantNovember 18, 2006—
12. S02E12IceNovember 25, 2006—
13. S02E13AssaultDecember 2, 2006—With several team members trapped at the North Pole, the scattered Sigmas have to combine a rescue operation with a desperate last-ditch ass

Season 2 ranked & reviewed