The ascetic elders’ sacred knowledge will help your Hero to learn to use their energy wisely, making them much more resilient and ready for ceaseless battles. Upgrading this Knowledge decreases your Hero's energy usage.
| Level | Food | Lumber | Iron | Stone | Silver | Gold | Time | Requirements | Reduced Hero Energy Depletion | Influence | Hero’s Experience |
| 1 | 5K | 3.25K | 0 | 3.25K | 6K | 665 | 01h 30m 00s | 1 | 300 | 42K | |
| 2 | 12.5K | 8.15K | 0 | 8.15K | 15K | 1.15K | 07h 30m 00s | 2 | 750 | 47.5K | |
| 3 | 31.5K | 20.5K | 0 | 20.5K | 37.5K | 2.35K | 21h 00m 00s | 3 | 1.9K | 53.5K | |
| 4 | 78.5K | 51K | 0 | 51K | 94K | 4.55K | 2d 00h 00m 00s | 5 | 4.7K | 60K | |
| 5 | 200K | 130K | 0 | 130K | 235K | 10.5K | 5d 00h 00m 00s | 8 | 12K | 67K | |
| 6 | 490K | 320K | 0 | 320K | 590K | 24K | 1w 6d 00h 00m 00s | 11 | 29.5K | 75.5K | |
| 7 | 1.25M | 795K | 0 | 795K | 1.5M | 53.5K | 4w 3d 00h 00m 00s | 14 | 73.5K | 85K | |
| 8 | 3.1M | 2M | 0 | 2M | 3.7M | 125K | 11w 00h 00m 00s | 18 | 185K | 95.5K | |
| 9 | 7.65M | 5M | 0 | 5M | 9.2M | 295K | 27w 2d 00h 00m 00s | 23 | 460K | 110K | |
| 10 | 19.5M | 12.5M | 0 | 12.5M | 23M | 690K | 68w 1d 00h 00m 00s> 1 Year(s) | 28 | 1.15M | 120K | |
| 32.32M | 20.83M | 20.83M | 38.38M | 1.21M | 113w 6d 06h 00m 00s> 2 Year(s) | 27,50 | 1.92M | 756K |
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