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Paradox Marks Cities: Skylines’ 11th Anniversary With CS1 ‘Race Day’ Expansion and CS2 Updates This Month

The rollout underscores a split strategy focused on depth for CS1, incremental updates for CS2.

Overview

  • A Steam free-to-play weekend for the original Cities: Skylines runs March 5–9 alongside series-wide discounts.
  • Race Day launches March 10 on PC, PS5, and Xbox Series X/S, adding motor races, cycling and running events, custom circuits, event roads, and spectator facilities.
  • CS1 also gets Iconic Brutalism and Renewed History creator packs plus 8 Gear Radio on March 10, with a free patch adding roadside fences and an Employment Info View; the DLCs bundle with Race Day for $23.99.
  • On March 18, CS2 receives the Office Evolution and City Stations creator packs and two radio stations, Smooth Vibes FM and Skyrail Radio.
  • New CS2 developer Iceflake Studios will ship a free March 18 patch introducing the Iceflake Arena signature building, improved toggle zoning, and bug fixes, reflecting ongoing recovery after the sequel’s troubled 2023 launch.