Xe is less jarring, but I'd strongly hesitate to say "more natural". I've run across Xe before, but gender neutral pronouns may frequently jar readers because we're not used to seeing them.
I believe I've seen se / ser as non-gendered pronoun used somewhere, but this might be an alien-species thing.
no subject
I believe I've seen se / ser as non-gendered pronoun used somewhere, but this might be an alien-species thing.