Terraforming Mars Colonies
Offers
- −20%$5.59View Offer
Screenshots

About Terraforming Mars Colonies
Terraforming Mars Colonies adds a colony system and merchant fleet. You establish outposts, develop them and trade with them to gain rewards, while competing against other players who may move faster.
Colonies and trade
The DLC adds 11 Colonies, each with its own bonuses. You can use the merchant fleet to trade with colonies and establish them to get ahead of other players.
New cards
The DLC includes 49 Project cards, which let you purchase trade fleets or expand your usual strategies. It also adds 5 Corporation cards, including the colony-focused Poseidon and the nature-loving Arklight.
Frequently asked questions
The best price for Terraforming Mars Colonies is $5.59 at Steam. 3 shops have an offer that activates in your country.
Some are. This page only shows offers that activate in your country; offers for other regions, or with no stated region, are left out. To see the offers for another country, change your country at the top of the page.
Every key we list activates on Steam. Redeem the key there and Terraforming Mars Colonies stays in your library for good.
Yes, with a small risk. Publishers create keys to sell in other shops, which is why a key can cost less than in the official store, and once you activate it the DLC is yours to keep, just like a store purchase. On average 1–2% of keys fail, so check the shop's buyer protection before you buy: the official store does not refund keys bought elsewhere.
No. Terraforming Mars Colonies is DLC and only works with Terraforming Mars.
The minimum requirements for Terraforming Mars are: Windows 7, 4 GB RAM, 250 MB storage. It also runs on macOS. The recommended specs are in the System requirements section.
Yes. Terraforming Mars has multiplayer and a single-player mode. It supports online PvP and split-screen PvP.
Steam lets publishers create keys to sell in other shops. Once you activate a key, the game is yours to keep, just like a store purchase.
Disclaimer: CD keys have an inherent 1–2% average failure rate. Check the shop terms for buyer protection info. Steam offers no buyer protection for keys bought in other shops and doesn't refund them.













