From the Back of the Book: If you're looking for the real deal on the incredible arms and armaments of 2021, this is the package for you. Inside, you'll find: - Dozens of new weapons, armor types, and conflict resolution software. - Scads of optional weapon and combat rules. Rules for designing and building your own custom firearms. - And a perforated "Technology" chapter that fits into the Underground Notebook. ...when heads must be flown and caps must be peeled...