Master Craftsman
Decrease building construction resource costs
Max level: 5
Research levels
| Level |  Power |  Food |  Iron |  Coin | Base research time | Requirements |
|---|---|---|---|---|---|---|
| 1 | 200 | 5,100 | 5,100 | 15,200 | 16 min |
|
| 2 | 700 | 30,400 | 30,400 | 91,100 | 27 min |
|
| 3 | 1,500 | 77,800 | 77,800 | 233,300 | 46 min |
|
| 4 | 2,800 | 233,300 | 233,300 | 699,800 | 1 hr 42 min |
|
| 5 | 4,600 | 436,200 | 436,200 | 1,308,700 | 4 hr 50 min |
|