This isn't actually as much of a pointfarm as you would expect. If blue is killed, all 3 people claim hunter, and it's 50/50.

If a hunter is killed, then mafia must claim blue and it's 50/50 with the hunter clear.

Wait just kidding it's

66% chance for a 50% chance winrate

33% chance for a 66% chance winrate.

TOSR, you're assuming maf kills...