Damage Reduction (VS Monsters)
Heroes in this squad take reduced damage from monsters
Max level: 5
Research levels
| Level |  Power |  Food |  Iron |  Coin | Base research time | Requirements |
|---|---|---|---|---|---|---|
| 1 | 6,700 | 6,232,300 | 6,232,300 | 18,696,900 | 8 days 10 hr 8 min |
|
| 2 | 15,600 | 11,218,200 | 11,218,200 | 33,654,500 | 11 days 18 hr 59 min |
|
| 3 | 26,100 | 15,705,400 | 15,705,400 | 47,116,300 | 16 days 12 hr 10 min |
|
| 4 | 38,100 | 20,417,000 | 20,417,000 | 61,251,100 | 21 days 11 hr 1 min |
|
| 5 | 51,500 | 25,521,300 | 25,521,300 | 76,563,900 | 27 days 21 hr 32 min |
|