Infantry Firepower I
Increase DMG dealt by Infantry Heroes
Max level: 5
Research levels
| Level |  Power |  Food |  Iron |  Coin | Base research time | Requirements |
|---|---|---|---|---|---|---|
| 1 | 200 | 4,600 | 4,600 | 13,700 | 19 min |
|
| 2 | 900 | 54,700 | 54,700 | 164,000 | 41 min |
|
| 3 | 2,000 | 168,000 | 168,000 | 503,900 | 1 hr 42 min |
|
| 4 | 4,400 | 785,200 | 785,200 | 2,355,700 | 7 hr 15 min |
|
| 5 | 8,800 | 2,739,500 | 2,739,500 | 8,218,400 | 2 days 1 hr 33 min |
|