Having been around for nearly 10 years, online rental site GameFly has shipped massive amounts of video games across America. You might be surprised to learn that the best-selling game of all time, Call of Duty: Modern Warfare 3, is not the most rented game ever. Check out GameFly's top 100 rentals of all time, specific to each platform. You'll not only know where Assassin's Creed ranks, but whether or not the PS3 version topped the Xbox 360 version. Enjoy.