“Enhances Academy’s Research Speed”
| Level | Requirements | Bread | Wood | Stone | Iron | Gold | Upgrade Time | Power | Bonus |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Academy Lv. 30, Ward Expansion VII Lv. 1, Camp Expansion VII Lv. 1 | 2,600,000 | 2,600,000 | 520,000 | 130,000 | 42,000 | 12d 15:20:00 | 9,000 | +1.80% Research Speed |
| 2 | Academy Lv. 30, Tool Enhancement VII Lv. 1 | 3,700,000 | 3,700,000 | 740,000 | 180,000 | 58,000 | 18d 23:00:00 | 9,000 | +1.80% Research Speed |
| 3 | Academy Lv. 30, Tool Enhancement VII Lv. 2 | 7,900,000 | 7,900,000 | 1,500,000 | 390,000 | 120,000 | 50d 13:20:00 | 12,500 | +2.50% Research Speed |