“Enhances Infirmary Capacity”
| Level | Requirements | Bread | Wood | Stone | Iron | Gold | Upgrade Time | Power | Bonus |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Academy Lv. 20, Tooling Up V Lv. 1 | 110,000 | 110,000 | 22,000 | 5,500 | 3,200 | 06:56:40 | 17,200 | +8,600 Infirmary Capacity |
| 2 | Academy Lv. 21, Ward Expansion V Lv. 1 | 150,000 | 150,000 | 30,000 | 7,700 | 4,400 | 10:25:00 | 17,200 | +8,600 Infirmary Capacity |
| 3 | Academy Lv. 22, Ward Expansion V Lv. 2 | 330,000 | 330,000 | 66,000 | 16,000 | 9,600 | 1d 03:46:40 | 24,000 | +12,000 Infirmary Capacity |