After careful study of enemy tactics, your warriors will know how to upset their foe’s plans and outwit them in an attack. Conduct this Study to reduce the offense of enemy troops.
| Level | Food | Lumber | Iron | Stone | Silver | Gold | Time | Requirements | Reduced Enemy Warrior Offense | Power | Hero's Experience |
| 1 | 16M | 10M | 10M | 10M | 1M | 275K | 14w 2d 00h 00m 00s | 1% | 300K | 130K | |
| 2 | 51.5M | 32M | 32M | 32M | 3.2M | 500K | 28w 4d 00h 00m 00s | 6.5% | 680K | 150K | |
| 3 | 165M | 105M | 105M | 105M | 10.5M | 915K | 57w 1d 00h 00m 00s> 1 Year(s) | 11.5% | 1.55M | 170K | |
| 4 | 525M | 330M | 330M | 330M | 33M | 1.7M | 114w 2d 00h 00m 00s> 2 Year(s) | 18% | 3.5M | 200K | |
| 5 | 1.7B | 1.05B | 1.05B | 1.05B | 105M | 3.15M | 228w 4d 00h 00m 00s> 4 Year(s) | 30% | 7.8M | 230K | |
| 2.46B | 1.53B | 1.53B | 1.53B | 152.7M | 6.54M | 442w 6d 00h 00m 00s> 8 Year(s) | 30% | 13.83M | 880K |
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