Level costs & requirements
Each row describes the target level. Prerequisite material costs are separate.
| Target level | Wood | Food | Coins | Base time (seconds) | Required buildings | Research prerequisites |
|---|---|---|---|---|---|---|
| 1 | 28,193,900 | 28,193,900 | 84,581,700 | 1,102,200 | Scholar Tower I Lv. 30 | Enduring Spirit II · Level 1; Thunder Assault II · Level 1; Iron Defense II · Level 1 |
| 2 | 28,193,900 | 28,193,900 | 84,581,700 | 1,102,200 | Scholar Tower I Lv. 30 | Enduring Spirit II · Level 2; Thunder Assault II · Level 2; Iron Defense II · Level 2 |
| 3 | 31,013,300 | 31,013,300 | 93,039,900 | 1,322,640 | Scholar Tower I Lv. 30 | Enduring Spirit II · Level 3; Thunder Assault II · Level 3; Iron Defense II · Level 3 |
| 4 | 31,013,300 | 31,013,300 | 93,039,900 | 1,322,640 | Scholar Tower I Lv. 30 | Enduring Spirit II · Level 4; Thunder Assault II · Level 4; Iron Defense II · Level 4 |
| 5 | 34,114,600 | 34,114,600 | 102,343,900 | 1,454,880 | Scholar Tower I Lv. 30 | Enduring Spirit II · Level 5; Thunder Assault II · Level 5; Iron Defense II · Level 5 |
| 6 | 34,114,600 | 34,114,600 | 102,343,900 | 1,454,880 | Scholar Tower I Lv. 30 | Enduring Spirit II · Level 6; Thunder Assault II · Level 6; Iron Defense II · Level 6 |
| 7 | 37,526,100 | 37,526,100 | 112,578,200 | 1,600,380 | Scholar Tower I Lv. 30 | Enduring Spirit II · Level 7; Thunder Assault II · Level 7; Iron Defense II · Level 7 |
| 8 | 37,526,100 | 37,526,100 | 112,578,200 | 1,600,380 | Scholar Tower I Lv. 30 | Enduring Spirit II · Level 8; Thunder Assault II · Level 8; Iron Defense II · Level 8 |
| 9 | 41,278,700 | 41,278,700 | 123,836,100 | 1,760,400 | Scholar Tower I Lv. 30 | Enduring Spirit II · Level 9; Thunder Assault II · Level 9; Iron Defense II · Level 9 |
| 10 | 41,278,700 | 41,278,700 | 123,836,100 | 1,760,400 | Scholar Tower I Lv. 30 | Enduring Spirit II · Level 10; Thunder Assault II · Level 10; Iron Defense II · Level 10 |