Your warlord has learned how to deftly block attacks and is ready to share their knowledge with every warrior. This Study will increase the defense stats of troops led by the Hero.
| Level | Food | Lumber | Iron | Stone | Silver | Gold | Grant | Time | Requirements | Increased Army Defense With the Hero | Power | Hero's Experience |
| 1 | 4.5M | 4.5M | 4.5M | 4.5M | 4.5M | 160K | 100 | 8w 2d 00h 00m 00s | 0.25% | 300K | 130K | |
| 2 | 8.4M | 8.4M | 8.4M | 8.4M | 10.5M | 230K | 160 | 13w 1d 00h 00m 00s | Academy 18 | 0.75% | 680K | 165K |
| 3 | 16M | 16M | 16M | 16M | 23M | 340K | 255 | 21w 00h 00m 00s | Academy 19 | 1.5% | 1.55M | 205K |
| 4 | 29M | 29M | 29M | 29M | 52M | 495K | 405 | 33w 2d 00h 00m 00s | Academy 19 | 2.75% | 3.5M | 250K |
| 5 | 54M | 54M | 54M | 54M | 120M | 725K | 640 | 52w 6d 00h 00m 00s> 1 Year(s) | 4.5% | 7.8M | 305K | |
| 6 | 105M | 105M | 105M | 105M | 265M | 1.1M | 1 050 | 84w 00h 00m 00s> 1 Year(s) | Academy 20 | 6.75% | 18M | 365K |
| 7 | 190M | 190M | 190M | 190M | 600M | 1.6M | 1 650 | 133w 4d 00h 00m 00s> 2 Year(s) | Academy 21 | 9.75% | 40M | 440K |
| 8 | 350M | 350M | 350M | 350M | 1.35B | 2.4M | 2 600 | 212w 1d 00h 00m 00s> 4 Year(s) | 13.75% | 90M | 525K | |
| 9 | 645M | 645M | 645M | 645M | 3.05B | 3.6M | 4 100 | 337w 2d 00h 00m 00s> 6 Year(s) | 18.75% | 205M | 630K | |
| 10 | 1.2B | 1.2B | 1.2B | 1.2B | 6.9B | 5.45M | 6 500 | 536w 1d 00h 00m 00s> 10 Year(s) | 25% | 460M | 745K | |
| 2.6B | 2.6B | 2.6B | 2.6B | 12.38B | 16.1M | 17.46K | 1 431w 5d 00h 00m 00s> 27 Year(s) | 25% | 826.83M | 3.76M |
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