An expansion for the Über RPG: Steampunk Ruleset, this Sourcebook provides the framework for an overflowing Steampunk city, including government, demographics, law enforcement, utilities, sanitation, new secret societies, 20 complete locations, 85 story seeds, and over 40 new NPCs. Urban Steampunk is the perfect setting for any campaign that takes place in a retro-futuristic world, be it grim or frivolous, historic or fantastical.