Spice is a rare resource and a luxury good acquired during trades.
- Spice can be received when trading with any race. Spices have a 35% chance of being included and the amount of spices received per trade has a minimum value of 25 (which can be increased with your tradeRatio value).
- Each Embassy increases the chance of receiving spices by 1 percentage point each when trading with that race.
- Spice can be produced by Spice Refineries once the Dune Mission has been completed.
- Unlike with other rare resources, spice does benefit from space production bonuses.
- As long as you have more than zero spice, it adds +10% to happiness.
- It is consumed slowly by your kittens.
- The consumption rate can be reduced by building Tradeposts.
- Certain Policies affect the happiness boost from spice and/or its consumption rate.
- Spice is needed to construct Markers and Black Pyramids.
- Breweries cost spice to build. While active, they passively consume spice to increase festival effects.