Extensive local traffic simulation: Colossal Orders extensive experience developing the Cities in Motion series is fully utilized in a fully fleshed out and well-crafted transport systems.
Districts and Policies: Be more than just an administrator from city hall. Designating parts of your city as a district results in the application of policies which results in you rising to the status of Mayor for your own city.
Extensive modding support: Build or improve on existing maps and structures. You can then import them into the game, share them as well as download the creations of other city builders on the Steam workshop.