All (1523 customs) - Everything of this type in one place.
Action Force (14 customs) - The European counterparts of Joe.
Black Dragon (1 customs) - Introduced at the G.I. Joe Convention in 2003, this new faction works closely with Cobra.
Cobra (595 customs) - Customs of the Joe team's primary enemy.
Dreadnoks (91 customs) - The grape soda loving, donut eating customs are in here.
G.I. Joe (560 customs) - Customs of the good guys.
Iron Grenadiers (38 customs) - Destro's own private army.
Oktober Guard (56 customs) - The Joes' Soviet/Russian counterparts.
Others (146 customs) - Customs that don't fit any other category.
Red Shadows (19 customs) - The enemies of Action Force.
The Coil (3 customs) - A split-off Cobra organization that came to exist via the DD comic.