Ultimately, whether you own a first edition or a later printing, the core Prelude experience remains fantastic. The most important updates now lie in the future with Prelude 2 . Happy terraforming!
Use this quick checklist to determine if a copy of Terraforming Mars: Prelude is the version:
Furthermore, (a second 15-card set) was recently announced. If you own Prelude 2, you must have a patched set of Prelude 1, because the rules explicitly state you shuffle both sets together. If you mix a first-print Prelude 1 with a brand-new Prelude 2, the color mismatch becomes instantly obvious.
You might be tempted to save $10 and buy a used first edition. Here is a realistic breakdown of the risks.
While there is no official "patch" in the traditional software sense for the physical board game, the community and developers have addressed various production and balance issues: Fan-Made Replacements: Community members on BoardGameGeek
If you play with friends who are fine with house rulings, the old version is still perfectly playable. You can simply note the errata from BGG or print a small correction sheet.
To maintain an organized deck with the latest patches, enthusiasts on recommend: Checking for Action Symbols