Can expansion roles and heroes be used in the base campaign, and vice versa?

Question

Accepted Answer

Yes. Content from owned expansions can be chosen in any campaign, including roles and, for a new campaign, heroes. Base roles also work in expansion campaigns. You just can't pick content you don't own in the app.

The Lord of the Rings: Journeys in Middle-earth

Can expansion roles and heroes be used in the base campaign, and vice versa?