Units - Areso/1255-burgomaster GitHub Wiki
Treasury units
Treasury guards
The hire cost 25 gold
The upkeep cost 20 gold
They are reducing the chance of stealing from your treasury.
Fire brigade
The fire brigade has zero cost to hire. Upkeep cost depends on the number of buildings and their upgrades. The more buildings do you have, the more you have to pay your fire brigade. Upgrades affect building size, and thus the more upgrades you have, the more you have to pay your fire brigade.
Stable units
Brother-sergeant. Cost 20. Upkeep 5.
Turkopol-sergeant. Cost 20. Upkeep 5. Required Archery Range
Knight-sergeant. Cost 40. Upkeep 10. Required Stable Level 2