Stone Output II
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AQuick answer
Stone Output II has 3 Academy levels. The table below is the per-level resource and time cost, plus the listed power and buff increment at each rank.
Per-level costs
| Level | Food | Wood | Stone | Iron | Gold | Time |
|---|---|---|---|---|---|---|
| 1 | 130,000 | 130,000 | 27,000 | 6,700 | 1,600 | 25m |
| 2 | 180,000 | 180,000 | 37,000 | 9,400 | 2,200 | 37m 30s |
| 3 | 400,000 | 400,000 | 81,000 | 20,000 | 4,800 | 1h 40m |
Buff and prerequisites
| Level | Buff | Power | Prerequisites |
|---|---|---|---|
| 1 | +5.5% | 1,400 | Academy Lv. 13 Iron Mining I Lv. 1 |
| 2 | +5.5% | 1,400 | Academy Lv. 14 Stone Output Ii Lv. 1 |
| 3 | +7% | 1,800 | Academy Lv. 15 Stone Output Ii Lv. 2 |
Names and costs are in-game labels. We do not copy third-party writeups of what the tech is "for."