Karan S'jet is a Kushan neuroscientist who became Fleet Command during the Exodus and later on was bearing same role for the Hiigarans. She became the first Unbound amongst her race, and thanks to her connection to the Second Hyperspace Core, her lifespan was extended. She would eventually become the Sajuuk-Khar after finding Sajuuk. She is the main protagonist of Homeworld and Homeworld 2.