Siege DEF
Heroes in this squad gain increased DEF when attacking enemy Commanders' Bases
Max level: 5
Research levels
| Level |  Power |  Food |  Iron |  Coin | Base research time | Requirements |
|---|---|---|---|---|---|---|
| 1 | 13,400 | 25,521,300 | 25,521,300 | 76,563,900 | 27 days 21 hr 32 min |
|
| 2 | 28,400 | 31,901,600 | 31,901,600 | 95,704,900 | 33 days 11 hr 26 min |
|
| 3 | 47,900 | 54,232,800 | 54,232,800 | 162,698,400 | 40 days 4 hr 7 min |
|
| 4 | 71,000 | 75,925,900 | 75,925,900 | 227,777,700 | 48 days 4 hr 56 min |
|
| 5 | 97,300 | 98,703,700 | 98,703,700 | 296,111,000 | 57 days 20 hr 19 min |
|