Wise Lords always remember that their political power depends on the strength and health of their army. Take care of your healers’ skills and your faithful vassals will continue to fight for you! Conduct this Study to speed up the healing of your troops.
| Level | Food | Lumber | Iron | Stone | Silver | Gold | Time | Requirements | Increased Warrior Healing Speed | Power | Hero's Experience |
| 1 | 5K | 3.25K | 3.25K | 0 | 6K | 665 | 01h 30m 00s | 1% | 300 | 21K | |
| 2 | 12.5K | 8.15K | 8.15K | 0 | 15K | 1.15K | 07h 30m 00s | Academy 13 | 2.5% | 750 | 25.5K |
| 3 | 31.5K | 20.5K | 20.5K | 0 | 37.5K | 2.35K | 21h 00m 00s | Academy 14 | 4.5% | 1.9K | 31K |
| 4 | 78.5K | 51K | 51K | 0 | 94K | 4.55K | 2d 00h 00m 00s | Academy 15 | 7.5% | 4.7K | 37.5K |
| 5 | 200K | 130K | 130K | 0 | 235K | 10.5K | 5d 00h 00m 00s | Academy 16 | 11.5% | 12K | 45.5K |
| 6 | 490K | 320K | 320K | 0 | 590K | 24K | 1w 6d 00h 00m 00s | Academy 17 | 16.5% | 29.5K | 55.5K |
| 7 | 1.25M | 795K | 795K | 0 | 1.5M | 53.5K | 4w 3d 00h 00m 00s | Academy 18 | 24% | 73.5K | 67K |
| 8 | 3.1M | 2M | 2M | 0 | 3.7M | 125K | 11w 00h 00m 00s | Academy 19 | 34% | 185K | 81.5K |
| 9 | 7.65M | 5M | 5M | 0 | 9.2M | 295K | 27w 2d 00h 00m 00s | Academy 20 | 54% | 460K | 99K |
| 10 | 19.5M | 12.5M | 12.5M | 0 | 23M | 690K | 68w 1d 00h 00m 00s> 1 Year(s) | Academy 21 | 79% | 1.15M | 120K |
| 32.32M | 20.83M | 20.83M | 38.38M | 1.21M | 113w 6d 06h 00m 00s> 2 Year(s) | 79% | 1.92M | 583.5K |
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