Modern Warfare 2 has made 550 million dollars in it’s first 5 days in stores. Activision provides a whole list of best sellers that this beats, but whatever. You knew this was going to be huge. Keep it tuned to Four Player Co Op cause our review of the game will be coming this weekend, and we’re still not done with it. We have a few Modern Warfare 2 tricks up our sleeves. Just you wait.