I really need to learn what the crab scale is.
It's in Outer Gafia.
http://outergafia.com/thread/182/crab-scale?page=1&scrollTo=23370
So, reviewing the sample post the winning condition is:
You win when all threats to the town are eliminated.
That could mean there are other threats to town beside the scum team? Or I'm reading too much into it?