Wall

A Wall is a castle's main defensive structure. Within each wall players can build three additional features: the Archer's Tower, Trap, and Moat.

Archer's Tower
Level 1 Archer's Tower:


 * Lumber: 100


 * Stone: 150


 * Food: 50

Level 2 Archer's Tower:
 * Gold: 20


 * City Wall: level 2


 * Lumber: 900


 * Stone: 1350


 * Iron: 900


 * Food: 450


 * Gold: 180

Trap
Level 1 Trap:
 * Lumber: 175


 * Iron: 75


 * Food: 50


 * Gold: 20

Moat
Level 1 Moat:


 * Wall: level 1


 * Lumber: 100


 * Stone: 100


 * Iron: 150


 * Food: 50

Level 2 Moat:
 * Gold: 20


 * Wall: level 2


 * Lumber: 400


 * Stone: 400


 * Iron: 600


 * Food: 200


 * Gold: 80