Fourth and final level of colonists living on an island, can be accessed after getting enough Merchants (3000). Most buildings at this level requires wood, stone, tools and glass. You need 1000 imperials to create level 3 ships (with increased cargo capacity and item slots compared to level 1 & 2 ships).
In addition to Merchants' needs, Imperials will pay Coin for:
- Food: Meat (@ 1 imperial)
- Drink: Wine (@ 500 imperials)
- Clothing: Brocade Robes(@4000 imperials)
- Property: Candlesticks (@ 1000 imperials), Glasses (@2500 imperials)