“When you’re working with engineers who have solved massive problems in the past and set the bar really high in terms of animation and character navigation, we knew we could push the bar. Our goal with the new game is to have no animations from the previous ACs. We don’t want you to see anything from previous ACs in this game unless we deliberately put it in there.” - Assassin’s Creed III creative director Alex Hutchinson

Of course, if you only own Nintendo platforms, this engine was going to be brand-new no matter what the case! If you're interested in learning about all the changes that are going into this engine for Assassin's Creed III,