Research upgradeIron Tools
+ 100% iron production (Equipment Multiplier)
Research data
- Research branch
- Iron mine
- Unlock requirement
- Iron mine level 2 · Blacksmith level 2
- Cost rank
- 13
- Wood cost
- 4,500
- Food cost
- 4,500
- Iron cost
- 6,000
- Effect
- + 100% iron production (Equipment Multiplier)
Related game data
Research branch 1
Research cost 3
