Terraforming Mars expansions

Terraforming Mars: Prelude vs Terraforming Mars: Colonies

Short answer: buy Terraforming Mars: Prelude first. Both rankings we read put it first. It cuts the slow opening rounds and adds almost no rules.

Pick Terraforming Mars: Colonies first instead if this sounds more like your table: The usual second buy. It adds some rules, so get used to the base game first.

QuestionTerraforming Mars: PreludeTerraforming Mars: Colonies
Our labelBuy this firstWorth it
Buy order#1 for Terraforming Mars#2 for Terraforming Mars
What it addsPrelude cards that give each player a head start, plus 5 new corporations and 7 project cards.Colony tiles for moons you can settle and trade with, plus new cards and corporations.
What it fixesCuts the slow early rounds.Gives you something useful to do when the card market is dry.
TypeExpansionExpansion
Players1–5 players1–5 players
Rules loadAbout the same rules loadAdds more rules
Best for——
You need firstJust the base gameJust the base game
Price guideUnder $20$20–$40
MoreTerraforming Mars: Prelude detailsTerraforming Mars: Colonies details

See the full Terraforming Mars buy order