Zaun


 * Zaun's wealthiest can often be found on the Promenade level of Zaun, which intersects with Piltover's lowest regions.
 * The Entresol level of Zaun is where most of the city's trade and business occurs.
 * The Sump comprises Zaun's lower levels. Most of the working class live here, showcasing their vibrant culture.


 * Zaun's powerful Chem-Barons keep a loose alliance that prevents the city from descending into chaos.

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 * The Zaun Gray is the thick, chemical atmosphere of Zaun that can be fatal to breathe where densely settled.

Also see: Piltover