Smite-the-Unbeliever-with-Cunning-Arguments
Visit-the-Infidel-with-Explanatory-Pamphlets's co-religionist who also hands out Omnian leaflets to anything remotely sentient.
He has never actually had an appearance, being mentioned in passing only a few times. Presumably s/he may be great at argumentation but considering that the subject is religion, any skill at such may be considered useless.