They shoot at the districts 3-15.Actually its Primary defences (Outer and Inner Walls), Secondary Defences (Walls around each district (around 15km2), Tertiary Defences (fortifications on each building)
1. How many districts are in the outer part of the city?
2. How many districts are in the inner part of the city?
3. How many districts deep are they arranged?
All the ideas I have is trying to get rid of as many weird boys as possible. How doable that is is questionable...