Operation Athena
TREESection 31 Favors
UNLOCKS ATOPS 1
MAX LEVEL10
Increases all Mitigation stats while in a Wave Defense.
RESEARCH COST BY LEVEL
What it costs to research each level, how long it takes, and the effect at that level.
| LEVEL | TIME | HARD CURRENCY | COST | EFFECT |
|---|---|---|---|---|
| Lv 1 | — | 0 | — | Operation Athena 1% |
| Lv 2 | — | 0 | — | Operation Athena 1.2% |
| Lv 3 | — | 0 | — | Operation Athena 1.6% |
| Lv 4 | — | 0 | — | Operation Athena 2% |
| Lv 5 | — | 0 | — | Operation Athena 2.4% |
| Lv 6 | — | 0 | — | Operation Athena 2.8% |
| Lv 7 | — | 0 | — | Operation Athena 3.2% |
| Lv 8 | — | 0 | — | Operation Athena 3.6% |
| Lv 9 | — | 0 | — | Operation Athena 4.2% |
| Lv 10 | — | 0 | — | Operation Athena 5% |