Slimer accidentally releases three ghosts from the containment unit and they set out to put Ghostbusters out of business by opening their own business, 'Ghosts R Us'.

With New York being plagued by power outages, the Ghostbusters set about to capture Killerwatt, a ghost who has the ability to possess electrical devices. But things take a turn for the worse when Killerwatt takes control of the city's power grid. Written by MeisterUK

The Ghostbusters are hired by a lovely old granny to check if her house is haunted. They send her and her pet canary to stay at their place until the sweep of the house is over. They are skeptical at first, but soon the house starts playing tricks on them and it becomes apparent that a powerful demonic entity called Watt has its claim on the house. Meanwhile, the granny asks Janine to show her around, from the top floor to the Ghostbusters containment unit in the basement where all the ghosts they've captured are being held. Janine is fine with it, but Slimer smells trouble.

Slimer leaves home after Peter yells at him for eating Winston's birthday cake, and the Ghostbusters set out to find him. But more problems arise when Egon discovers a poltergeist feeding off the power of ghosts in the local area; who only needs one more ghost to reach his full power. Written by Novastar_6

An invasion of trolls emerge from the East River and take over the Queensboro Bridge, causing havoc for the citizens of New York. The Ghostbusters are soon on the scene to rid the city of the creatures, but are soon in a race against time to find a troll lost somewhere in the city, otherwise New York will be destroyed. Written by MeisterUK

The guys are hired by a pair of young siblings to rid them of the Bogeyman, an entity Egon is quite familiar with.

A mythical creature known as Sandman that has omnipotent control over sleep and dreams is tired of all the violence and wars in the world and decides to create a 500-year-long peace by gradually putting everyone to 500-year-long sleep. No one suspects a thing until those who fell a sleep first begin to unconsciously project their dreams into reality. The Ghostbusters don't believe this is happening at first, but when Sandman begins putting them to sleep one at the time as well, they realize this may be their greatest challenge yet. Can they come up with a plan to trick this dangerous powerful misguided being or is the world doomed to take a looong nap?

It is Halloween and New York is sent into chaos when two goblins release the spirit Samhain from a 7th Century relic. The Ghostbusters must work quickly to defeat Samhain and his minions and prevent the world from plunging into darkness forever. Written by MeisterUK

Ray's heading back to his hometown to be the grand marshal in the parade; but when he's called to get rid of the ghosts in a haunted house and they get away, he starts to question his ability as a Ghostbuster.

The Ghostbusters head out to California to be technical assistants for the movie being made about them; but during the process, an old spirit is rudely awakened during renovations of the studio.

Peter recounts to a reporter how Slimer came to live at the firehouse after helping the guys trap a group of ghostly impersonators.

Janine wants to go on a job with the guys and helps them catch a ghost. As payment, she takes a lamp that has a sinister genie in it that grants her the wishes of making her the boss over the Ghostbusters, and Egon fall in love with her.

The fate of Christmas depends on the Ghostbusters filling in for the ghosts of Christmas past, present and future while Egon attempts to retrieve the real ghosts from the containment unit.