During a mission to secure nuclear warheads in Pakistan, both Mouse and Duke are taken out an airstrike orchestrated by Zartan, who has secretly replaced the President of the United States. Serving under him are Roadblock, Lady Jaye, Flint, Mouse and Snake Eyes. Sometime after this, Duke rises through the ranks and becomes the leader of an elite G.I. Joe and join the group in thwarting the ambitions of Cobra. The two then successfully pass the training required to be proper members of G.I. Later, he manages to talk his way onto the team along with Ripcord by providing information on the Baroness, a woman he was once engaged to and that he knew as Ana Lewis. The Joes rescue them and although they try to take over the mission, Duke insists upon retaining control of the case, as it is his mission.
Joes when most of their own squad is taken out during a mission to protect a case containing nanomite warheads. Two defectors from Cobra were Ana Lewis and Storm ShadowÄuke and Ripcord first encounter the G.I. Joe Team would be members of NATO: Albania, Belgium, Bulgaria, Canada, Croatia, Czech Republic, Denmark, Estonia, France (unlikely), Germany, Hungary, Iceland, Italy, Latvia, Lithuania, Luxembourg, Netherlands, Norway, Poland, Romania, Slovakia, Slovenia, Spain and/or Turkey. Other possible nations that could have signed on with the G.I. Stone, Ripcord, Flint, Lady Jaye and Roadblock - The United States of America