Defensive Strike I
Enhance offensive capabilities when defending.
Research Levels
| Level | Value | Power | Prerequisites | Cost | Research Time |
|---|---|---|---|---|---|
| 1 | 4% | 1K |  45K 45K 45K 45K | 6h 15m | |
| 2 | 8% | 3K | 90K90K90K90K | 12h 30m | |
| 3 | 12% | 7K | 180K180K180K180K | 1d 1h | |
| 4 | 16% | 15K | 360K360K360K360K | 2d 2h |
