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 | 600 | 45,600 | 45,600 | 136,700 | 41 min |
|
| 2 | 1,400 | 72,900 | 72,900 | 218,700 | 53 min |
|
| 3 | 2,400 | 116,600 | 116,600 | 349,900 | 1 hr 8 min |
|
| 4 | 3,400 | 140,000 | 140,000 | 419,900 | 1 hr 42 min |
|
| 5 | 5,000 | 349,900 | 349,900 | 1,049,800 | 2 hr 33 min |
|