Fatal Strike
Heroes in this squad increase enemy units' Death Rate in PvP battles
Max level: 5
Research levels
| Level |  Power |  Food |  Iron |  Coin | Base research time | Requirements |
|---|---|---|---|---|---|---|
| 1 | 8,900 | 11,218,200 | 11,218,200 | 33,654,500 | 11 days 18 hr 59 min |
|
| 2 | 19,400 | 15,705,400 | 15,705,400 | 47,116,300 | 16 days 12 hr 10 min |
|
| 3 | 31,400 | 20,417,000 | 20,417,000 | 61,251,100 | 21 days 11 hr 1 min |
|
| 4 | 44,800 | 25,521,300 | 25,521,300 | 76,563,900 | 27 days 21 hr 32 min |
|
| 5 | 59,800 | 31,901,600 | 31,901,600 | 95,704,900 | 33 days 11 hr 26 min |
|