Want to complete your Cities: Skylines collection or get started with pretty much everything you need? Check out the new Cities: Skylines - Colossal Collection Bundle. Looks to be a pretty great deal overall for a game you can easily spend absolutely thousands of hours in.
What you get:
- Cities: Skylines
- Deluxe Edition Upgrade
- After Dark
- Natural Disasters
- Mass Transit
- Green Cities
- Sunset Harbor
- + Various Content Creator Packs and Radio stations
Seriously, don't sleep on this if for some reason you still don't own it. By far the best city-builder available.
Check out the bundle if interested.