Units HP V
Increase units' HP
Max level: 5
Research levels
| Level |  Power |  Food |  Iron |  Coin | Base research time | Requirements |
|---|---|---|---|---|---|---|
| 1 | 10,300 | 14,957,500 | 14,957,500 | 44,872,600 | 15 days 17 hr 18 min |
|
| 2 | 24,200 | 27,222,700 | 27,222,700 | 81,668,200 | 28 days 14 hr 42 min |
|
| 3 | 41,500 | 42,535,500 | 42,535,500 | 127,606,600 | 44 days 15 hr 14 min |
|
| 4 | 68,200 | 101,234,500 | 101,234,500 | 303,703,600 | 64 days 6 hr 35 min |
|
| 5 | 104,200 | 184,246,900 | 184,246,900 | 552,740,600 | 92 days 13 hr 19 min |
|