An upgrade in the Harmony Tree, high value crystal nodes are prioritized, improving the rate of crystal ore harvesting by Crystal Extractors
| Upgrade Level | Upgrade Time |
Ore Extraction Increase |
Cost (Credits/Metal/Crystal) |
|---|---|---|---|
| 1 | 53 | 7% | 800/100/175 |
| 2 | 58 | 13% | 900/125/200 |