Avid game lovers, especially tower defense game lovers have been waiting eagerly for this sequel and finally their wait is over and here is this awesome game. The core concept of the game is that you break into the Ghost Quarantine in order to rescue a captive held by the Ghost. You are challenged to battle your way through the 35 levels. You ought to deploy units and use upgrades effectively to eliminate the waves of the evil creatures coming to take away the data cores. You might also need to collect the data cores in some of the levels of the game. Whatever the task, strategy-making abilities play a vital part in the game.