High Quality Content by WIKIPEDIA articles! G`Kar is a fictional character, played by Andreas Katsulas, in the universe of the science fiction television series Babylon 5. He initially appears as a villainous diplomat opposite Londo Mollari, being constantly engaged in insidious, if petty and often comical schemes, usually driven by his hostility to his people`s historical enemies, the Centauri, whom Londo represents. However, in the course of the series, he is transformed into a Messianic figure and the foremost spiritual leader of his people.