In the Defense Ghost 2 shooter your mission is to defend you tower.  There are endless waves of ghosts who are trying to make their way into your tower and destroy it.  Use your guns, weapons and other special attacks to shoot and kill the ghosts and defend your castle.  Shoot enough ghosts in Defense Ghost 2 and you can end up being able to buy more guns, weapons and upgraded special attacks to kill even more ghosts. Do you have good shooting skills?  If you think you have what it takes climb up and defend your tower in Defense Ghost 2.