Gamora is a former assassin and a member of the Guardians of the Galaxy. She became the adopted daughter of Thanos after he killed her entire race. She served him for years before betraying him in an attempt to free herself from his ways. She was hired to steal the Orb, and became caught up in the Quest for the Orb, becoming friends with the other members of the Guardians of the Galaxy. After the Battle of Xandar, she left to work with them all.
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