Bump for more rules:
7 player game.
1 Cop: You investigate 1 person per night and come up if they're mafia or not.
1 Doc: You can save 1 person from dying a night. You cannot save yourself.
2 Mafia: You can talk (through pm) and decide who to kill at night. Message me who you want to kill and it'll happen.
3 Villagers: You do nothing at night and vote with everyone during the day.