The experience of the great warlords of the past allows you to use their tried and tested systems for training warriors. Upgrading this Knowledge increases the number of warriors being trained simultaneously.
| Level | Food | Lumber | Iron | Stone | Silver | Gold | Totem | Time | Requirements | Increased Number of Warriors in Training | Influence | Hero’s Experience |
| 1 | 4.5M | 4.5M | 4.5M | 4.5M | 4.5M | 250K | 110 | 12w 6d 00h 00m 00s | Oracle 26 | 1 | 300K | 130K |
| 2 | 9M | 9M | 9M | 9M | 9M | 340K | 165 | 19w 2d 00h 00m 00s | Oracle 27 | 3 | 680K | 150K |
| 3 | 18M | 18M | 18M | 18M | 18M | 465K | 245 | 29w 00h 00m 00s | Oracle 27 | 5 | 1.55M | 170K |
| 4 | 36M | 36M | 36M | 36M | 36M | 645K | 365 | 43w 3d 00h 00m 00s | Oracle 28 | 7 | 3.5M | 200K |
| 5 | 72M | 72M | 72M | 72M | 72M | 895K | 535 | 65w 1d 00h 00m 00s> 1 Year(s) | Oracle 28 | 9 | 7.8M | 230K |
| 6 | 145M | 145M | 145M | 145M | 145M | 1.25M | 795 | 97w 5d 00h 00m 00s> 1 Year(s) | Oracle 29 | 11 | 18M | 270K |
| 7 | 290M | 290M | 290M | 290M | 290M | 1.8M | 1 200 | 146w 4d 00h 00m 00s> 2 Year(s) | Oracle 29 | 13 | 40M | 325K |
| 8 | 580M | 580M | 580M | 580M | 580M | 2.5M | 1 800 | 219w 5d 00h 00m 00s> 4 Year(s) | Oracle 30 | 16 | 90M | 385K |
| 9 | 1.2B | 1.2B | 1.2B | 1.2B | 1.2B | 3.55M | 2 650 | 329w 4d 00h 00m 00s> 6 Year(s) | Oracle 30 | 20 | 205M | 455K |
| 10 | 2.35B | 2.35B | 2.35B | 2.35B | 2.35B | 5M | 3 900 | 494w 2d 00h 00m 00s> 9 Year(s) | Oracle 31 | 25 | 460M | 545K |
| 4.7B | 4.7B | 4.7B | 4.7B | 4.7B | 16.7M | 11.77K | 1 457w 4d 00h 00m 00s> 27 Year(s) | 25 | 826.83M | 2.86M |
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