Processing facilities. And furnaces. [And the exact opposite of anarchy...]

For the murderers? Well, three people who arrived quite recently went on killing sprees before introducing themselves. One was Willow, who has red hair and is really very polite from what I can tell. Another one is Ladd Russo, who is also good humored, Comrade, and seems to have a very positive attitude in general.

The third one is called The Comedian. I don't think he's got a very good attitude, personally.