Halo: Broken Circle (14)The New York Times bestselling series based on the blockbuster Xbox games! Centuries before the Human Covenant War would rage across the galaxy, a similar conflict erupted between the Prophets and the Elitestwo alien races at odds over the sacred artifacts left by the powerful Forerunners, who disappeared eons ago. Although they would eventually form a stable alliance called the Covenant, there are those on both sides who question this fateful union.