Construction foremen are always willing to work with shamans, whose great wisdom commands respect. Upgrading this Knowledge allows you to reduce the amount of Timber required for construction.
| Level | Ale | Steel | Plates | Thoriars | Scrolls | Time | Requirements | Reduced Timber Expenses for Building | Influence | |
| 1 | 305 | 260 | 520 | 380 | 75 | 2w 00h 00m 00s | 03rd | 11M | ||
| 2 | 415 | 355 | 710 | 520 | 80 | 2w 1d 12h 00m 00s | 71 | 11M | ||
| 3 | 575 | 495 | 985 | 720 | 85 | 2w 5d 00h 00m 00s | 1st, | >29 | 11.5M | | |
| 4 | 820 | 700 | 1.4K | 1.05K | 90 | 3w 3d 00h 00m 00s | 2nd, | >04 | 11.5M | | |
| 5 | 1.2K | 1.05K | 2.05K | 1.5K | 95 | 4w 1d 12h 00m 00s | 2nd, | >84 | 11.5M | | |
| 6 | 1.8K | 1.55K | 3.05K | 2.25K | 100 | 4w 1d 00h 00m 00s | 3rd, | >96 | 11.5M | | |
| 7 | 2.7K | 2.3K | 4.6K | 3.4K | 105 | 5w 2d 00h 00m 00s | 5, | >53 | 11.5M | | |
| 8 | 4.2K | 3.6K | 7.2K | 5.25K | 110 | 7w 00h 00m 00s | 7, | >71 | 12M | | |
| 9 | 6.7K | 5.7K | 11.5K | 8.35K | 115 | 9w 3d 00h 00m 00s | 10, | >75 | 12M | | |
| 10 | 11K | 9.3K | 19K | 14K | 120 | 13w 1d 12h 00m 00s | 15 | 12M | ||
| 29.72K | 25.31K | 51.02K | 37.42K | 975 | 53w 4d 12h 00m 00s> 1 Year(s) | 71 | 96 | 115.5M |
English