G. I. Joe: Retaliation Official Featurette - Duke - HissTank.com
Amazon.com: G.I. Joe Classified Series Duke Action Figure Collectible 04 Premium Toy with Multiple Accessories 6-Inch Scale with Custom Package Art (Deco May Vary) : Toys & Games
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G.I. Joe: Retaliation - Killing Duke Was The Movie's Best (& Worst) Decision
Duke from G.I. Joe: The Rise of Cobra | CharacTour