On November 10, 2009 acclaimed developer Infinity Ward makes its return with the release of Modern Warfare 2, the sequel to the multiple Game of the Year Winner Call of Duty 4: Modern Warfare. As the newest installment in the highly acclaimed Call of Duty ® series, Modern Warfare 2 continues the gripping and heart-racing saga with an unprecedented level of action as players face off against a new threat dedicated to bringing the world to the brink of collapse. This sequel to Call of Duty® 4: Modern Warfare® continues where the previous historic events of its predecessor left off. This sequel includes an entirely new gameplay mode that supports 2-player cooperative play. The co-op mode can be played either online or through split screen, which is different from the single player story mode. This special ops mode include a variety of time and objective-based missions, which many can be unlocked as players increase in rank. Reinventing the multiplayer mode, Modern Warfare 2 includes new perks, customization, and modes. These include customizable killstreaks, accolades, post match reports, secondary weapons, and equipment.