Buildings & wonders
Great Firewall
Buildings & wonders
Only available <when espionage is enabled> [-99]% enemy spy effectiveness [in this city] [-25]% enemy spy effectiveness [in all cities]
Buildings & wondersAcquisition / use reference
Properties & access
requiredTechComputers
Acquisition and use reference
This object has no supported batch recipe in the selected material library. Inspect its source, unlocks and related uses; it is not presented as directly craftable.
Used by 0 objects
No downstream uses are recorded in this source scope.