The Prime Directive
This is a game that you play with friends, or at least people that you want to go and have drinks with, once the game is over.
This is also a game where the pressure and stress can get quite high, and where emotions can fly at any moment, unexpectedly.
As such, the one main rule above all other rules, that you should always keep in mind is:
Don't Be A Dick
This is also known as Wheaton’s law