Cities: Skylines rightfully claimed the city-builder throne after SimCity's stumble and held it for nearly a decade. The traffic simulation alone provides more depth than many full games — designing functional highway interchanges and public transit networks is endlessly engaging for the right player. The zoning and services management systems are intuitive enough for newcomers yet sophisticated enough to reward optimization. The modding community is the game's greatest asset, with the Steam Workshop offering thousands of custom buildings, maps, and gameplay overhauls that essentially make it an infinite sandbox. DLC expansions add meaningful systems, though the cumulative cost is steep. Performance degrades noticeably in large cities as the simulation strains under its own complexity, and the economic simulation lacks the depth of the traffic model. The tycoon elements are present but shallow compared to dedicated management games. Still, as a creative tool for urban planning fantasies, nothing else comes close.