Katejina Loos is a complex character from the anime series Mobile Suit Victory Gundam. Initially a friend of the protagonist, Üso Ewin, she is a civilian from the planet Earth who becomes entangled in the war between the League Militaire and the Zanscare Empire. Over the course of the series, her character undergoes significant development as she joins the Zanscare Empire and rises to the rank of lieutenant. Her motivations are often ambiguous, and she struggles with her identity and loyalties, which adds depth to her role in the series as both an antagonist and a tragic figure.