"Samir Duran" and "Emil Narud" are but two of the many names used over the millennia by a xel'naga in service to Amon. Few are aware of his true nature. Sarah Kerrigan was unaware of who or what he was until shortly before the Second Great War. Zeratul only became suspicious after personally meeting Duran at the end of the Brood War. None of his former Confederate Resistance Forces comrades would have believed the truth.