Quote Originally Posted by Atmoscheer View Post
As soon as mafia is selected they know they if they have a roleblocker. There are 2/4 setups with a roleblocker and 2/4 without.
When there's a cop, they know it's 1/2 possible setups, same with the doctor. They are also much more valuable than regular townies

If setup 4 didn't exist, the advantage would go to the Mafia, who would know it has to be 1 setup. The cop and doc would still only know if it's 1 of 2.