I don't see why not. Anything that can add to the flavor of a campaign and doesn't necessarily caught the GM to jump through hoops to "make it work". There are actually some pieces of the campaign later on that would I think would work quite well with that.
We wound up adding so much flavor to the characters in our group (http://reignofwintersandiego.blogspot.com/) that I wound up turning my character into a book: https://www.amazon.com/dp/B07HDLVWPH
