- The Ahnuhld-12 is most likely based on the Winchester Model 1887.
- Like the other shotguns the Ahnuhld-12 fires pellets which deals individual damage. Total damage is determined by
(Pellet Damage) * (Pellet Amount) = (Total possible damage).
- Based on the name of the shotgun, this might be named after Arnold Schwarzenegger who is a famous actor. In the movie Terminator 2, he actually reload his shotgun by flip cocks it 360 degree as in the game reload animation.
- The Ahnuhld-12 is one of the three weapons that had their previous sounds replaced with their own custom sounds in the MOFO Update.