The Carpenters' Yard allows you to transform Lumber into Timber necessary for the Clan Stronghold development. Upgrading this building increases its effectiveness and speed of resource transformation.
| Level | Time | Lumber | Silver | Plates | Steel | Ale | Thoriars | Scrolls | Precious Dust | Requirements | Stronghold Influence | Maximum of resource received | Transformation speed | Reduced Transformation Cost |
| 1 | 1w 3d 00h 00m 00s | 20 000 000 | 10 000 000 | 2 000 | 2 000 | 100 | Stonecutters' Yard 1 | 62 000 000 | 2 000 | 0% | 0% | |||
| 2 | 2w 1d 00h 00m 00s | 3 950 | 2 000 | 3 950 | 1 400 | 125 | Stonecutters' Yard 2 | 86 500 000 | 2 000 | 2% | 1% | |||
| 3 | 6w 2d 00h 00m 00s | 31 400 | 15 800 | 31 400 | 11 000 | 150 | Stonecutters' Yard 3 | 125 000 000 | 2 000 | 4% | 2% | |||
| 4 | 9w 5d 00h 00m 00s | 34 000 | 17 000 | 34 000 | 12 000 | 185 | 1 750 | Stonecutters' Yard 4 | 170 000 000 | 2 000 | 7% | 3% | ||
| 5 | 383w 3d 00h 00m 00smore 7 years | 315 000 | 160 000 | 315 000 | 110 000 | 100 000 | 2 500 | Stonecutters' Yard 5 | 243 000 000 | 2 000 | 10% | 5% | ||
| 403w 00h 00m 00smore 7 years | 20 000 000 | 10 000 000 | 386 350 | 194 800 | 386 350 | 134 400 | 100 560 | 4 250 | 686 500 000 |
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