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Game library / Terraforming Mars / Terraforming Mars - Prelude
Terraforming Mars - Prelude
DLC
GOG Steam

Terraforming Mars - Prelude

The taming of the Red Planet continues! Enjoy new game mechanics and content for the acclaimed strategy game Terraforming Mars with the Prelude Expansion.

Requires Terraforming Mars.

Released · 2020-12-08

At a glance

About this game

Core game information and the store records it came from.

Title
Terraforming Mars - Prelude
Content
DLC
Release date
2020-12-08
Platforms
Windows, macOS
Connected stores
2
GOG GOG source details
Store title
Terraforming Mars - Prelude
Product ID
1504654780
Developer
Artefacts Studio
Publisher
Twin Sails Interactive
Store release date
2020-12-08
Source checked
2026-10-14 05:42 UTC

Open official store page ↗

Steam Steam source details
Store title
Terraforming Mars - Prelude
Product ID
1245590
Developer
Artefacts Studio
Publisher
Twin Sails Interactive
Store platforms
Windows + macOS
Source checked
2026-10-07 11:57 UTC

Open official store page ↗

How you can play

Features and tags

Select a feature to find other DLC that have it.

Store tags

  • Strategy
  • Tabletop
  • Board Game
  • Multiplayer
  • Sci-fi
  • Turn-Based
  • Simulation
  • Science
  • Management
  • Space
  • Base Building
  • Grand Strategy
  • Local Multiplayer

Genres

  • Strategy

Categories and genres from the Steam store, observed 2026-10-07. Store tags from Steam and GOG, as players and the store apply them.

Compare & explore

One game, connected stores

Each store keeps its own prices and observations. We prefer the latest recorded EUR price for Europa. When the displayed currency differs from the store amount, a separate approximate value may use the latest available ECB reference rate.

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Lumiri price context

Recorded price comparison

Matching store titles. One currency. One market.

EUR SE

Lowest recorded amount

4.19 EUR

Steam

Recorded 6 days ago Over 48 h old

Difference between stores

—

One comparable store. A difference needs another matching store price.

Distance from observed low

At observed low

Steam listing only. Low: 4.19 EUR.

Last seen
Newest included record

1 record is over 48 hours old.

1 included price record from 1 store · 2 linked listings

  • 1 listing has no recorded amount
See the 1 included observation
  • Steam history →Terraforming Mars - Prelude
    4.19 EUR
    6 days ago · over 48 h old
How this comparison works

Only original EUR amounts recorded for SE and matching titles linked to this game are compared. Edition words and numbers must match. Other editions, source-market fallbacks and currency estimates are excluded.

These are recorded observations. Check the store for the current price, availability and included content. Historical lows belong to the named listing in this market and reflect the history Lumiri GameDB has collected.

Player activity

Observed Steam player history

Latest 1,000 points at most. Individual observations.

Player history is taking shape

No local player observations yet. Collected samples will appear here over time.

Recorded prices

Price history · Steam

EUR observations for market SE. History belongs to the selected store listing; regional prices and taxes may differ.

Historical low observed by Lumiri GameDB: 4.19 EUR, last seen

First recorded price. More observations will build the price history.

View 1 recorded prices
  • 2026-10-07 11:57: 4.19 EUR (40% off)

Prices observed by Lumiri GameDB in EUR.

Catalogue activity

Recent changes

Prices, release dates and store listing updates we detected. Repeated store refreshes are grouped.

  1. Price drop GOG

    6.99 EUR → 4.89 EUR (−30%)

  2. Store details updated GOG

    Title, product type, release date, availability, platforms, store details