|Age Available||Imperial Age|
|Cost|| 750 Food,|
|Stats||Conversion resistance of all of a player's units +50%|
Civilizations can conflict ideologically, as well as militarily and economically. When the Christian Crusaders invaded the Holy Lands, for example, they encountered the ideas of Islam, as well as new weapons, tactics, and desirable goods.
|Fervor | Sanctity | Redemption | Atonement | Heresy | Herbal Medicine | Illumination | Faith | Block Printing | Theocracy|