Season
- Season 2 2006-09-09
- Season 1 2005-08-27
- Season 0
G.I. Joe: Sigma 6 Season 2 Giant
7.3/10 users SIGMA 6 is the code name for a group of highly trained covert special mission operatives. Duke, Snake Eyes, Heavy Duty, Scarlett, Long Range and Tunnel Rat - who use high-tech, state-of-the-art gear along with their other hero skills to go up against the forces of evil.
