Devil's Due Publishing, 2005 Series
 
G.I. Joe: Sigma 6 #1
Issue 1
November 2005
Add/replace cover
G.I. Joe: Sigma 6 #2
Issue 2
January 2005
Add/replace cover
G.I. Joe: Sigma 6 #3
G.I. Joe: Sigma 6 #4
G.I. Joe: Sigma 6 #5
G.I. Joe: Sigma 6 #6