She knows how to keep her mouth shut — she wears a gag. Not even the Mafia could get her to reveal the secret name of Rome, which could cause the downfall of that city. After all Rome wasn’t built in a day — it just looks like that.
We imagine that in modern times ANGERONA may have turned her expertise to espionage. She would probably also be a very good Goddess for P.I.N. protection and securing passwords.