This 80sTees.com exclusive youth GI Joe shirt features an illustration of Cobra's Hydrofoil waterborne craft. The shirt reads Chase Down The Joes In The New Hydrofoil. Cobra's Hydrofoil high speed interceptor craft is a torpedo/missile boat intended for amphibious operations, littoral combat, and high-speed pursuit. Armed with missiles, torpedoes, autocannons, and machine guns, the Hydrofoil is more than capable of hurting anything in its path.