In just a matter of weeks, the epic confrontation between good and evil will be waged across modern battlefields and war torn cities. With over $100 million in marketing behind each title, Electronic Arts' Battlefield 3 and Activision's Call of Duty: Modern Warfare 3 are going to take the fight to retail shelves. While both games are expected to be blockbusters, only one war game can rule them all. IGN asked some of the industry's top analysts to weigh in on this clash of the titans...