Aircraft Synergy - DEF I
In battles, all Aircraft Heroes gain increased DEF for each deployed Aircraft Hero
Max level: 10
Research levels
| Level |  Power |  Food |  Iron |  Coin |  Valor Badge | Base research time | Requirements |
|---|---|---|---|---|---|---|---|
| 1 | 12,400 | 21,693,100 | 21,693,100 | 65,079,300 | 1,500 | 16 days 1 hr 39 min |
|
| 2 | 24,800 | 21,693,100 | 21,693,100 | 65,079,300 | 1,500 | 16 days 1 hr 39 min |
|
| 3 | 39,400 | 30,370,400 | 30,370,400 | 91,111,100 | 1,690 | 19 days 6 hr 47 min |
|
| 4 | 54,000 | 30,370,400 | 30,370,400 | 91,111,100 | 1,690 | 19 days 6 hr 47 min |
|
| 5 | 70,700 | 39,481,500 | 39,481,500 | 118,444,400 | 1,880 | 23 days 3 hr 20 min |
|
| 6 | 87,400 | 39,481,500 | 39,481,500 | 118,444,400 | 1,880 | 23 days 3 hr 20 min |
|
| 7 | 107,100 | 55,274,100 | 55,274,100 | 165,822,200 | 2,070 | 27 days 18 hr 24 min |
|
| 8 | 126,800 | 55,274,100 | 55,274,100 | 165,822,200 | 2,070 | 27 days 18 hr 24 min |
|
| 9 | 150,100 | 77,383,700 | 77,383,700 | 232,151,000 | 2,250 | 33 days 7 hr 41 min |
|
| 10 | 173,400 | 77,383,700 | 77,383,700 | 232,151,000 | 2,250 | 33 days 7 hr 41 min |
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