Warriors who have completed special training before an important battle are able to endure the heavy physical strain and fight on longer. Conduct this Study to increase your army's health stats when attacking Castles.
| Level | Drafts | Gold | Time | Requirements | Army health when attacking Castles | Power |
| 1 | 250 | 41.5K | 1w 12h 00m 00s | Scholars' Hall 4, Scouting Speed 1 | 1 | 13M |
| 2 | 330 | 53K | 1w 3d 12h 00m 00s | Scouting Speed 2 | 3 | 13M |
| 3 | 435 | 71.5K | 2w 1d 12h 00m 00s | Scouting Speed 3 | 5 | 13.5M |
| 4 | 585 | 97.5K | 3w 2d 00h 00m 00s | Scouting Speed 4 | 9 | 13.5M |
| 5 | 810 | 145K | 5w 2d 00h 00m 00s | Scouting Speed 5 | 14 | 13.5M |
| 6 | 1 150 | 230K | 8w 6d 12h 00m 00s | Scouting Speed 6 | 20 | 13.5M |
| 7 | 1 650 | 380K | 15w 5d 12h 00m 00s | Scouting Speed 7 | 30 | 14M |
| 8 | 2 450 | 665K | 29w 3d 00h 00m 00s | Scouting Speed 8 | 40 | 14M |
| 9 | 3 600 | 1.25M | 57w 4d 12h 00m 00s> 1 Year(s) | Scouting Speed 9 | 50 | 14M |
| 10 | 5 500 | 2.4M | 118w 5d 12h 00m 00s> 2 Year(s) | Scouting Speed 10 | 60 | 14.5M |
| 16.76K | 5.33M | 243w 6d 12h 00m 00s> 4 Year(s) | 60 | 136.5M |
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