Cities: Skylines - PlayStation 4 Edition is a city-building simulation game released for the PS4 in 2017. Players take on the role of a city planner and mayor, tasked with developing and managing a city, starting from a blank plot of land and building it into a bustling metropolis. The game is praised for its complex and realistic urban planning and management systems, which include zoning, road placement, taxation, public services, and public transportation. The game also offers a sandbox mode, challenges, and extensive modding capabilities that have contributed to its replayability and popularity.