The practices of wise men from faraway lands will help your Hero learn how to store up energy, allowing them to maintain strength even during a whole series of incessant, fierce battles. Upgrading this Knowledge will increase your Hero’s energy reserve.
| Level | Food | Lumber | Iron | Stone | Silver | Gold | Time | Requirements | Increased Hero Energy Reserve | Influence | Hero’s Experience | ||||||||||||
| 1 | 6.25K | 4.25K | 4.25K | 4.25K | 7.5K | 795 | 02h 00m 00s |
| 40 | 375 | 42K | ||||||||||||
| 2 | 16K | 11K | 11K | 11K | 17.5K | 1.4K | 10h 00m 00s |
| 100 | 870 | 47.5K | ||||||||||||
| 3 | 39.5K | 27K | 27K | 27K | 40K | 2.9K | 1d 03h 00m 00s |
| 180 | 2.05K | 53.5K | ||||||||||||
| 4 | 98K | 66.5K | 66.5K | 66.5K | 91.5K | 5.85K | 2d 15h 00m 00s |
| 280 | 4.65K | 60K | ||||||||||||
| 5 | 245K | 170K | 170K | 170K | 210K | 14K | 1w 00h 00m 00s |
| 400 | 11K | 67K | ||||||||||||
| 6 | 615K | 420K | 420K | 420K | 485K | 31.5K | 2w 3d 00h 00m 00s |
| 540 | 25K | 75.5K | ||||||||||||
| 7 | 1.55M | 1.05M | 1.05M | 1.05M | 1.15M | 70.5K | 5w 6d 00h 00m 00s |
| 700 | 57K | 85K | ||||||||||||
| 8 | 3.85M | 2.6M | 2.6M | 2.6M | 2.6M | 165K | 14w 4d 00h 00m 00s |
| 880 | 135K | 95.5K | ||||||||||||
| 9 | 9.55M | 6.5M | 6.5M | 6.5M | 5.9M | 390K | 36w 3d 00h 00m 00s |
| 1 080 | 305K | 110K | ||||||||||||
| 10 | 24M | 39.97M | 16.5M | 27.35M | 16.5M | 27.35M | 16.5M | 27.35M | 14M | 24.5M | 920K | 1.6M | 90w 6d 00h 00m 00s> 1 Year(s) | 151w 5d 06h 00m 00s> 2 Year(s) |
| 1 300 | 1 300 | 705K | 1.25M | 120K | 756K |
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