Upgrades
Shipwright upgrades by slot and tier. Each tier needs the one before it.
| Upgrade | Slot | Tier | Cost |
|---|---|---|---|
| Patched Canvas | sails | 1 | 1100 gold, 10 Canvas |
| Sturdy Canvas | sails | 2 | 3000 gold, 25 Canvas, 8 Lumber |
| Press of Sail | sails | 3 | 7000 gold, 50 Canvas, 15 Lumber |
| Tarred Rudder | rudder | 1 | 1100 gold, 10 Lumber |
| Iron-Strapped Rudder | rudder | 2 | 3000 gold, 20 Lumber, 10 Iron |
| Balanced Rudder | rudder | 3 | 7000 gold, 30 Lumber, 20 Iron |
| Deep Keel | keel | 1 | 1100 gold, 12 Lumber |
| Ballasted Keel | keel | 2 | 3000 gold, 20 Lumber, 12 Iron |
| Fin Keel | keel | 3 | 7000 gold, 30 Lumber, 24 Iron |
| Oak Sheathing | plating | 1 | 1100 gold, 15 Lumber |
| Iron Strakes | plating | 2 | 3000 gold, 20 Lumber, 20 Iron |
| Copper Armour | plating | 3 | 7000 gold, 25 Lumber, 40 Iron |
| Extra Bins | hold | 1 | 1100 gold, 12 Lumber |
| Deepened Hold | hold | 2 | 3000 gold, 25 Lumber, 6 Iron |
| Merchant's Hold | hold | 3 | 7000 gold, 40 Lumber, 12 Iron |
| Long Nines | cannons | 1 | 1100 gold, 10 Iron |
| Twelve-Pounders | cannons | 2 | 3000 gold, 25 Iron |
| Demi-Culverins | cannons | 3 | 7000 gold, 45 Iron, 6 Lumber |