Christian subcultures are an entertaining phenomenon. Multiple brands of Christianity claim the same Lord and read the same Bible, and yet they promote a set of values sometimes as different as apples and orangutans.
You cannot sanitize grace. You can’t stuff it into a blue blazer and make it wear khakis. Grace is messy, offensive, and it sometimes misses church. To expect God to pump prefabricated plastic moral people out of a religious factory is to neuter grace and chain it inside a gated community.