This game is worth it only if you have XBOX LIVE. If you do not, it is a rental for the single player is not unlike the others. If you have xbox live however there is only one game you need to own, and thats this one. The replay value is endless, the multiplayer is intense, fun, and can always be picked up with the realization that you are in for some satisfying gaming. If you can not afford a big game library then this game should be in your collection for the replay value online is truly great.