Star Wars: Empire at War

There are some games that seem to be the holy grail for developers to make their mark on. Games that seem like they would be easy to make great, but for some reason no one does. Take Batman for instance. The guy knows martial arts, has a plane, and a ton of cool gadgets. The back story and rich set of characters to draw from are already there. Batman is tailor-made to have a great game built around him. Yet every Batman game has been terrible. What the hell is it going to take?