from level 7
| Recipe for: | Rarity Provision House | 150  + 100  + 50  |
| Origin: | Merchant” Black Market | 190  |
| Christmas Event 2014-2023 | 60  |
|
| Midsummer Night Event 2015 | 190  |
|
| Trade: | YES | |
| Effect: | Increases the production of building about 2x | |
 |
Duration Time | 24:00 hours |
 |
Duration Time Buff From Friend | 36:00 hours |
 |
Duration Time Buff From Friend having Premium | 39:36 hours |