Players can create witches, wizards, werewolves, zombies, vampires (updated), ghosts (in which they may choose how the sim "died"), fairies, and if showtime is installed, Genies. Each have their own magical abilities, traits, and interactions.Supernatural comes with a new world called Moonlight Falls. Sims can learn the new alchemy skill which teaches sims how to brew different potions and elixirs with certain ingredients. Sims also learn new spells which can be used to either charm or hex other sims. New objects include a broomstick, a gypsy caravan, a magic mirror, and a sliding bookcase door. Most of the objects have a gothic theme. Bonehilda, a skeleton non-player character, returns from The Sims: Makin' Magic. Sims can also turn into zombies using a 'zombification potion'. The six new traits included are Supernatural Skeptic, Supernatural Fan, Night Owl, Brooding, Gatherer and Proper.
Supernatural comes in a regular edition, limited edition, and Origin edition. The limited edition includes exclusive items from the game Plants vs. Zombies; a peashooter, a ripped zombie suit outfit, a newspaper suit zombie outfit, and cone and bucket hats. Players who pre-ordered the game from Origin received an exclusive Origin Plants Vs. Zombies set that included a plantern lamp, a wall-nut sculpture, a zombie gnome sculpture, and a brains flag sculpture. Players who registered their game received a Plants Vs. Zombies poster and T-shirt from The Sims 3 Store.
The Sims 3: Supernatural was released in September 2012. In Canada, the United States and Japan, Supernatural has been released as of September 4, 2012. The expansion pack was available on September 6 in France, Germany, Austria, Australia, Switzerland, Finland, Denmark, Norway, Sweden, Greece, the Netherlands, Poland, Spain, and Belgium. In the United Kingdom and New Zealand it was released on September 7. In Ireland, the Czech Republic, Brazil, Portugal, and Hungary Supernatural was released on September 19.