Altair Ibn-La'Ahad is a fictional character and the protagonist of the video game series Assassin's Creed. He is a member of the Assassin Brotherhood during the Third Crusade in the late 12th century. Altair is known for his exceptional skills in stealth, parkour, and combat, which he uses to fight against the oppressive forces of the Templars. In the game, Altair's journey involves uncovering secrets about the Assassin Order and his own past. His character is central to the overarching narrative of the series, exploring themes of freedom, morality, and the struggle between the Assassins and Templars.