Altaïr Ibn-La'Ahad (11 January 1165 - 12 August 1257) was a Syrian Assassin during the Middle Ages and, from 1191 until his death, the Mentor of the Assassins in the Levant. He is the main protagonist of Assassin's Creed, a minor protagonist in Assassin's Creed II, and the deuteragonist in Assassin's Creed: Revelations.