
Acts as a Keep with all weapon emplacements and increased health. Unlocks the building of Stone Walls, Stone Gates, and Stone Wall Towers.
Returns Villagers garrisoned in this structure back to their previous task or location.
Blacksmith
Ranged Damage Technology
Increase the ranged damage of all arrows, bolts, and emplacements by +1.
Keep
Boiling Oil: Towers and Keeps gain a boiling oil attack against nearby units that deals 30 damage.
Springald Emplacement: Add a defensive springald emplacement to this structure.
Cannon Emplacement: Add a defensive cannon emplacement to this structure.
University
Court Architects: Patronage of the finest builders increases all building health by +30%.
Incendiary Arrows: Flammable munitions grant non-gunpowder ranged units a siege arrow or bolt when attacking buildings and increase their damage by +20%.