Enhanced DEF I
Increase units' Base DEF
Max level: 10
Research levels
| Level |  Power |  Food |  Iron |  Coin |  Valor Badge | Base research time | Requirements |
|---|---|---|---|---|---|---|---|
| 1 | 2,600 | 916,100 | 916,100 | 2,748,300 | 240 | 4 hr 50 min |
|
| 2 | 5,200 | 916,100 | 916,100 | 2,748,300 | 240 | 4 hr 50 min |
|
| 3 | 7,800 | 916,100 | 916,100 | 2,748,300 | 240 | 4 hr 50 min |
|
| 4 | 10,800 | 1,282,500 | 1,282,500 | 3,847,600 | 280 | 9 hr 11 min |
|
| 5 | 13,800 | 1,282,500 | 1,282,500 | 3,847,600 | 280 | 9 hr 11 min |
|
| 6 | 17,800 | 2,282,900 | 2,282,900 | 6,848,700 | 320 | 16 hr 31 min |
|
| 7 | 21,800 | 2,282,900 | 2,282,900 | 6,848,700 | 320 | 16 hr 31 min |
|
| 8 | 26,400 | 2,967,800 | 2,967,800 | 8,903,300 | 400 | 1 day 4 hr 5 min |
|
| 9 | 31,000 | 2,967,800 | 2,967,800 | 8,903,300 | 400 | 1 day 4 hr 5 min |
|
| 10 | 37,100 | 5,193,600 | 5,193,600 | 15,580,800 | 520 | 1 day 20 hr 55 min |
|