During rare days of peace, keep on improving your troops' combat formations and developing new ones in order to improve the efficiency of each warrior individually and all troops as a whole. Conduct this Study to increase your army's offense during an offense.
| Level | Drafts | Gold | Time | Requirements | Increased Army Offense During Offense | Power | |||||||
| 1 | 250 | 41.5K | 1w 12h 00m 00s | Cardinals' restoration speed 1, Scholars' Hall 4 | 1 | 13M | |||||||
| 2 | 330 | 53K | 1w 3d 12h 00m 00s | Cardinals' restoration speed 2 | 3 | 13M | |||||||
| 3 | 435 | 71.5K | 2w 1d 12h 00m 00s | Cardinals' restoration speed 3 | 5 | 13.5M | |||||||
| 4 | 585 | 97.5K | 3w 2d 00h 00m 00s | Cardinals' restoration speed 4 | 9 | 13.5M | |||||||
| 5 | 810 | 145K | 5w 2d 00h 00m 00s | Cardinals' restoration speed 5 | 14 | 13.5M | |||||||
| 6 | 1 150 | 230K | 8w 6d 12h 00m 00s | Cardinals' restoration speed 6 | 20 | 13.5M | |||||||
| 7 | 1 650 | 380K | 15w 5d 12h 00m 00s | Cardinals' restoration speed 7 | 30 | 14M | |||||||
| 8 | 2 450 | 665K | 29w 3d 00h 00m 00s | Cardinals' restoration speed 8 | 40 | 14M | |||||||
| 9 | 3 600 | 1.25M | 57w 4d 12h 00m 00s> 1 Year(s) | Cardinals' restoration speed 9 | 50 | 14M | |||||||
| 10 | 5 500 | 16.76K | 2.4M | 5.33M | 118w 5d 12h 00m 00s> 2 Year(s) | 243w 6d 12h 00m 00s> 4 Year(s) | Cardinals' restoration speed 10 | 60 | 60 | 14.5M | 136.5M |
English