Gamora Zen Whoberi Ben Titan is a former Zehoberei assassin and a former member of the Guardians of the Galaxy. She became the adopted daughter of Thanos and the adopted sister of Nebula after Thanos killed half of her race. Gamora is portrayed primarily by Zoe Saldaña in the Marvel Cinematic Universe (MCU) media franchise, based on the Marvel Comics character of the same name. She was raised and trained by Thanos to assassinate the Magus, the evil, future version of Adam Warlock. Having witnessed Thanos and his army turn to dust, Gamora, now stranded in the prime universe, left Earth and joined the United Ravagers. Three years later, she reunited with Nebula and the Guardians of the Galaxy and aided them in infiltrating OrgoCorp to save Rocket's life.