: Implementation of comprehensive Metro and Tram systems, allowing for high-capacity urban transit .
Added the to automate underground excavation . Workers.and.Resources.Soviet.Republic.v0.8.8.18...
: A new difficulty setting where all resources must be physically transported from borders or produced internally, disabling the "buy with money" shortcut for buildings and vehicles . Construction Enhancements : : Implementation of comprehensive Metro and Tram systems,