Investigator
Investigators investigate someone every night, and will receive a hint to their role. They are the only investigative class that gets specifics on a person's role. Framers will make an investigated and framed person seem like Mafia.

Sheriff
Sheriffs interrogate someone every night, and it reports to them if they are not suspicious, Mafia, or a Serial Killer. Godfathers are seen as Townies, and Framers can make someone look suspicious to a Sheriff.

Lookout
Lookouts watch someone's house every night, and see who visits them. It does not tell what the person was doing, but it will tell you who it is. Lookouts can be either useless or completely useful, depending on who they watch.

Spy
Spies can watch the night Mafia chat, and see whispers. They also see who is visited by the Mafia every night, and can determine what roles the Mafia are.

Bodyguard
Bodyguards protect someone every night, or wear a one-time only bulletproof vest, which protects them. If they successfully protect someone, they will die alongside the attacker(s). A successful guard can overcome night immunities that Arsonists, Serial Killers, and Godfathers possess.

Doctor
Doctors heal someone every night, or heal themselves one-time only. If they heal someone who is attacked, both the victim and doctor will know that the victim was attacked, and that the victim was healed.

Vigilante
Vigilantes are the only killing class in town who chooses who they kill. They have three bullets, and can shoot someone every night after the first one. If they kill a townie, they will commit suicide the following night.

Veteran
Veterans can be the doom or hope for Townies. They have 3 alerts, and they use them during the night. If they have it activated, anyone who visits them-- Mafia, Serial Killers, Arsonists, and Townies-- they will be killed.

Jailor
Jailors can jail someone every night, and talk to them through the night. The target is also roleblocked and immune to all attacks, except for the Jester's revenge and Arsonist's ignition. If the target is a Serial Killer, it will kill the Jailor at the end of the night. After night one, they can execute their target, but if it is a Townie, they cannot execute again.

Medium
Mediums talk to the dead in the Graveyard every night. Depending what the dead know, Mediums are either useless or helpful to provide lost information. When people mention the 'Medium's Curse', they are talking about when the Medium dies the first or second night, before they are of any use.

Transporter
Transporters switch two people every night. If something happens to one victim, the other transported person becomes the victim. If you transport a Serial Killer, you will get killed.

Mayor
Mayors are useless except for the ability to reveal, and have the ability to have their votes count as three. However, they become targets once revealed, and Doctors cannot heal them once revealed.

Retributionist
Retributionists revive one person, and then become useless except for voting. They can only revive Townies who are not cleaned by Janitors.

Escort
Escorts distract someone every night, which is known as role-blocking. It stops a person from using their night ability, but if they role-block a Serial Killer, the Serial Killer will kill them.

Janitor
Janitors target someone three times, and if that person is killed, they will remove their role and will, and the role will be replaced with Cleaned. Once the cleans are up, the Janitor's only use is to become a Mafioso once the Mafioso and/or Godfather dies.

Framer
Framers frame someone each night, and if someone investigates that person, they will come up as a Mafia. Like all other mafia, if there is no Godfather or Mafioso, they become a Mafioso.

Disguiser
Disguisers target someone, and if they die, they will disguise as them. Their original body will appear to be dead, and the dead person's will and role will be transported to the disguised body. Becomes Mafioso if both Godfather and Mafioso are dead.

Mafioso
Mafiosos are the Godfather's minions, and will kill his targets instead of him. They will become a Godfather if the Godfather dies, and become immune.

Godfather
Godfathers are the leader of the Mafia. They are the only immune Mafia, and will kill instead of the Mafioso if there is none.

Consigliere
Consiglieres are the Mafia's version of Investigators, and when they investigate targets, it will tell the exact role instead of giving a hint. Becomes Mafioso if both Mafioso and Godfather are dead.

Consort
Consorts are the Mafia's version of Escorts, and the only difference is that they can only distract Townies and Neutrals. Becomes Mafioso if both Mafioso and Godfather are dead.

Blackmailer
Blackmailers target someone every night, and the target becomes unable to speak, and the only thing they can say is 'I am blackmailed.' during the defense section of the lynching.

Serial Killer

Serial Killers only goal is to kill everyone except for other Serial Killers, Survivors, and Witches. They are immune at night. They can kill whoever is not immune every night.

Arsonists

Arsonists are supposed to kill everyone who isn't an Arsonist, Survivor, or Witch. They douse someone every night, and they can douse any amount of people before selecting themselves to ignite the doused ones. They can kill Godfathers, Arsonists, and Serial Killers when they ignite the doused people.

Witch
Witches are neutrals who can control who they choose, and then choose their target. They can make killing classes who are not immune kill themselves, such as Mafioso and Vigilantes. They can win with anyone except for Townies. If they are the only person who is not a Townie, Town wins automatically and they don't.

Jester
The Jester's goal is to be lynched. They can do any method or trickery, and if they get lynched, they are winners. The game doesn't end, however, it is just that they will win once the game ends. Anyone who votes guilty when they are lynched are able to be murdered by the Jester's ghost.

Executioner
Executioners receive a target who is a Townie, and their only goal is to get them lynched. As the Jester, any method is applicable, and if the target is lynched, they will win at the end of the game.

Amnesiac
Amnesiacs can choose a role from anyone who has perished, and as long as they are not cleaned. If they do not choose a role, they can win with anyone, as long as they don't die.

Survivor
The survivor's only goal is to live to the end of the game, no matter who is the winner. They get four bulletproof vests to prevent them from getting murdered.