Gatchaman II
is the direct sequel to Science Ninja Team Gatchaman, set two years after the first television series. After the defeat of Leader X, he exacts his revenge by capturing, brainwashing and mutating a young intersex child known as Sammy into Giersadora and making them the new leader of Galactor and successor to Berg Katze. While Galactor returns, Dr. Nambu and the International Science Organization bring the Science Ninja Team Gatchaman back into active duty. This series and Gatchaman F would be the basis of the English-language version named Eagle Riders. Sentai Filmworks has licensed the series and released the complete series on DVD on April 18, 2017. Plot Two years after the defeat of Galactor and the apparent death of Condor Joe, a cruise ship is attacked by Leader X, killing nearly everyone on board. One of the survivors, a young child known as Sammy, whose gender is purposefully left ambiguous, but is implied to be a hermaphrodite, is captured by X and rapidly aged into the bizarre and androgynous new commander of Galactor, known as Giersadora, acting as a replacement for Berg Katze from the first series after his suicide. Though they have the appearance of an adult, Giersadora