TriadCity Message of the Day
Straightforwardly enough, they're exactly what they sound like. Hunters of fidos, pigeons, and rats respectively.
You've always been able to make Dinars selling the corpses of these critters to the Meat Factory in NE. Now if you have the Roles, you can gain experience for it, too.
There's a single Role Master for all three of these, and he's right about where you'd expect to find him.