Assassin’s Creed has a basis in real history – with the game being inspired by the book Alamut, which in turn was inspired by the origins of the Assassin’s Order. Here is the real history of Assassin’s Creed. Assassin’s Creed has a basis in real history – with the game being inspired by the book Alamut, which in turn was inspired by the origins of the Assassin’s Order. Here is the real history of Assassin’s Creed.