The latest version of Nanostar Siege is 1.8.1. It was released just this September 20, 2010. There are a few changes: 1. You can now test your defense with your own attack units. 2. You can place as many special units: Standard Bearer, Bard, Sergeant in the field. This can help a lot when you are attacking a player who has more powerful set of heroes. But it is going to cost you more gold so you still have to decide if a player is work attacking based on gold cost. 3.The 'Army Reserved' has been replaced by 'Battle Points'. Like in the case of Reserve in the previous version, Battle Points is what determines how many times you can attack other players. You will have 3 Battle Points maximum. 1 Battle Point is generated every 3 hours. You can gain additional Battle Points by attacking your friends. But it will be rewarded to you randomly. Or you can purchase it with real money. Good Game Bad Maintainer Nanostar Siege has very good game play. It is a combin...