Rumor of the elite warriors' strength and courage has spread rapidly across the North. They know no mercy and are ready to crush any enemy, glorifying their Jarl's name. Upgrading this Knowledge increases the offense of tier VII warriors against tier I.
| Level | Food | Lumber | Iron | Stone | Silver | Gold | Obsidian | Time | Requirements | Tier VII Offense Increase Against Tier I | Influence | Hero’s Experience |
| 1 | 54M | 54M | 9M | 54M | 60M | 290K | 120 | 9w 1d 00h 00m 00s | 1 | 470K | 205K | |
| 2 | 105M | 105M | 17.5M | 105M | 115M | 395K | 180 | 13w 5d 00h 00m 00s | 4 | 1.1M | 235K | |
| 3 | 195M | 195M | 32.5M | 195M | 215M | 545K | 265 | 20w 4d 00h 00m 00s | 7 | 2.4M | 265K | |
| 4 | 375M | 375M | 62M | 375M | 400M | 755K | 395 | 30w 6d 00h 00m 00s | 10 | 5.45M | 310K | |
| 5 | 705M | 705M | 120M | 705M | 750M | 1.05M | 585 | 46w 2d 00h 00m 00s | 13 | 12.5M | 360K | |
| 6 | 1.35B | 1.35B | 225M | 1.35B | 1.45B | 1.5M | 870 | 69w 3d 00h 00m 00s> 1 Year(s) | 17 | 28M | 425K | |
| 7 | 2.55B | 2.55B | 425M | 2.55B | 2.65B | 2.1M | 1.3K | 104w 1d 00h 00m 00s> 1 Year(s) | 22 | 62.5M | 505K | |
| 8 | 4.85B | 4.85B | 805M | 4.85B | 5B | 2.95M | 1.95K | 156w 2d 00h 00m 00s> 2 Year(s) | 27 | 145M | 600K | |
| 9 | 9.2B | 9.2B | 1.55B | 9.2B | 9.4B | 4.15M | 2.85K | 234w 3d 00h 00m 00s> 4 Year(s) | 33 | 320M | 715K | |
| 10 | 17.5B | 17.5B | 2.95B | 17.5B | 18B | 5.9M | 4.25K | 351w 4d 00h 00m 00s> 6 Year(s) | 40 | 720M | 855K | |
| 36.88B | 36.88B | 6.2B | 36.88B | 38.04B | 19.64M | 12.77K | 1 036w 3d 00h 00m 00s> 19 Year(s) | 40 | 1.3B | 4.48M |
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