You will Watch G.I. Joe: A Real American Hero Season 1 Episode 45 online for free episodes with HQ / high quality. Stream cartoons G.I. Joe: A Real American Hero Season 1 Episode 45 Memories of Mara G.I. Joe go underwater to find a nuclear submarine called the Nerka, and rescue a crew being held captive by Cobra. Helping in the search is Mara, a woman Shipwreck saved from drowning who has blue skin that was genetically modified by Cobra to be a the first of many “aquatic commandos”.