It is illegal to challenge someone to a duel, or accept a duel, even it it is never actually fought. Penalty: Imprisonment for one to seven years.

TITLE 11 Criminal Offenses CHAPTER 11-29 Mayhem SECTION 11-29-1 § 11-29-1 Penalty for mutilation or disabling. Every person who shall voluntarily, maliciously or of purpose put out an eye, slit the nose, ear, or lip, or cut off, bite off, or disable any limb or member of another, shall be imprisoned not exceeding twenty (20)…