Where is the gold?

In the depths of the colonial mines lies the scarce and valuable resource that is embedded in bedrock. Precious gold which is used for the most important of upgrades and advancements is being won here. Only a highly advanced technological machinery, not unlike magic itself, can extract enough of this resource. Gold’s unique special properties and strong system-wide dependency on this resource, make it extremely useful and important in order to progress swiftly and thoroughly. Build a rich city of glory and protect your treasures. Make sure to upgrade fast, or else you might get stuck in the process, losing your city to time.