Well, the way the OP worded it, I assumed it was a joke. Also, I don't think they can just add characters to a religion like that, at least not the way OP implies. It would have to come via patch and it's been a while since we've gotten one of those...
Catholicism is just a port of the old Judaism anyway.
If you demand respect or gratitude for your volunteer work, you're doing volunteering wrong.