In Fall from Heaven 2, there are religion specific units such as the "Fawn". To build these units do you need the religion in the city you're building them, or that religion as your state religion, or both?
There isn't a clear cut answer to this, since the answer is
As City Religion, you can build
As State Religion, you can build
However, Ritualists and Beasts require a Temple of the Veil. Now a Temple of the Veil doesn't require the City religion be Ashenveil to use, but it does require to be built.
The rule of thumb is: