Urus Khan was the eighth Khan of the White Horde and a disputed Khan of the Blue Horde; he was a direct descendant of Genghis Khan. Urus himself was the direct ancestor of the khans of the Kazakh Khanate.
He appears in Amir of Transoxiana, the first scenario of the Tamerlane campaign, where his nephew Tokhtamysh intends to kill him and asks for help from Tamerlane himself. He also appears in other scenarios and campaigns as renamed hero (like 'Hranislav' in A Most Unlikely Man - the first scenario from the Ivaylo campaign). He is also available in the Scenario Editor.