Explains how to raise the city level of Age of Z Origins. Please refer to the gameplay as it summarizes what you want to keep in mind when raising the city level.
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How to raise the city level
City level = main hall level
City level is synonymous with main hall level and can be raised by upgrading the main hall.
The main hall requires a lot of resources, and other facilities need to be upgraded in parallel. Main hall effects and resources needed for upgrades
Prioritize the conditions of the main hall and upgrade
The main hall requires a lot of resources for upgrading, and if you upgrade all the facilities every time the level of the main hall goes up due to the construction procession, it will consume a lot of time and resources.
You can efficiently raise the city level by upgrading only the conditions of the main hall.
List of city-level guidelines and requirements
City level 6
City level 6 can be achieved on the first day of play.
The Biochemical Research Institute will be lifted, allowing treatment and exploration. There is a limit to the number of times you can do this in a day, so you can make a difference by releasing it early.
City level 15 can be achieved in about 10 days after the start of play.
The ban on iron ore, which is a resource material, will be lifted, and it will be possible to construct an iron mine on the factory site. In addition, you will be able to collect iron ore resources on the map. You will also be able to challenge the hard mode of Tower Defense.