The Depot building is tied to Range. Each upgrade here will increase the Range of your Harriers and add power to your empire. Each upgrade requires a Coldsteel piece. Level 10 Maximun: 1,600
Requirements to Upgrade[]
| Level | Gold | Food | Lumber | Metal | Stone | Coldsteel piece | Time | Harrier range | Power gian (assumption) |
| 1 | 2,000 | 250 | 1,200 | 500 | 1,500 | 1 Coldsteel Fragment | 2m 4s | 625 | 50 |
| 2 | 4,000 | 600 | 2,600 | 1,300 | 3,500 | 1 Coldsteel Fragment | 12m 40s | 700 | 100 |
| 3 | 8,000 | 1,200 | 5,200 | 2,600 | 7,000 | 1 Coldsteel Fragment | 25m 20s | 775 | 200 |
| 4 | 16,000 | 2,400 | 10,400 | 5,200 | 14,000 | 1 Coldsteel Fragment | 50m 40s | 850 | 400 |
| 5 | 32,000 | 4,800 | 20,800 | 10,400 | 28,000 | 1 Coldsteel Fragment | 1h 41m 20s | 925 | 800 |
| 6 | 64,000 | 9,600 | 41,600 | 20,800 | 56,000 | 1 Coldsteel Fragment | 3h 22m 40s | 1000 | 1,600 |
| 7 | 128,000 | 19,200 | 83,200 | 41,600 | 112,000 | 1 Coldsteel Gem | 6h 45m 20s | 1150 | 3,200 |
| 8 | 256,000 | 38,400 | 166,400 | 83,200 | 224,000 | 1 Coldsteel Gem | 13h 30m 40s | 1300 | 6,400 |
| 9 | 512,000 | 76,800 | 332,800 | 166,400 | 448,000 | 1 Coldsteel Gem | 1d 3h 1m 20s | 1500 | 12,800 |
| 10 | 1,024,000 | 153,600 | 665,600 | 896,000 | 332,800 | 1 Coldsteel Gem | 2d 6h 2m 40s | 1600 | 25,600 |
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| Page last updated: 2024-04-19 05:44 (UTC) |
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Steelshard Caverns Depot Level 0
Steelshard Caverns Depoz level 10