| Resource Overview | History |
Sulphur is one of the 31 rare resources. It only becomes visible once a nation has entered the 
Gunpowder Age.
Like all rare resources on land, Sulphur can be obtained by sending a Merchant from the Market to the resource location. Sulphur provides the following benefits:
- +15
Wealth gather rate - +15 Metal gather rate
- Base cost of Siege/Artillery units and Supply Wagons reduced by 20%
- This cost reduction does affect base upgrade costs, but does not affect ramping costs or ramping upgrade costs.
The gather rate of rare resources can be increased in various ways, as described in the main article.
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