Terraforming Mars: Prelude Expansion by Stronghold Games | Accelerated Start with New Corporations and Projects

Overview

Terraforming Mars: Prelude, from Stronghold Games, is a focused expansion that reshapes the early game. It offers Prelude cards that jumpstart terraforming or amplify your corporation engine, plus five new corporations and seven project cards designed for the early phase of Mars. This expansion is designed to slot into your existing Terraforming Mars setups, whether you’re playing solo, with friends, or in a larger group, and it works alongside base game rules and other expansions for added variety.

Expect a brisker opening that rewards thoughtful planning. Prelude cards present crisp, high-impact choices that can speed up milestones or improve production, helping players tailor their opening tempo to match their corporation’s strengths. The result is a more responsive early game that still respects the core engine-building wheelhouse that Terraforming Mars fans expect.

What Prelude Changes in the Game

• Jump start your Terraforming Mars sessions with Prelude cards that accelerate terraforming milestones or bolster your production engine.
• Draft and play unique Prelude cards that create asymmetric openings and new paths to victory, rewarding forward planning and long-term strategy.
• Introduce 5 new corporations and 7 project cards tuned to the early game, plus an additional solo challenge to reach 63 TR in time.
• Prelude integrates smoothly with the Terraforming Mars base game and with other expansions or variants, enabling quick setup and refreshed maps with minimal fuss.
• Designed for 1–5 players aged 12+, ideal for engine-building, tableau growth, and deep replayability without heavy rule overhead.

Why Players Reach for Prelude

In practice, Prelude gives you choices that shape the tone of your opening turns. Expect heightened tension as you balance early milestones with production growth. New corporations offer fresh personalities at the table, inviting diverse approaches from game to game. The added solo challenge provides a structured route to a defined goal, giving solo players a meaningful objective without complicating multiplayer setups.

How to Get the Most from Prelude

• Pair Prelude cards with your chosen corporation to align early moves with your strengths.
• Use the new project cards to create early synergy, opening varied routes to progress and victory.
• Mix Prelude with base game modules or other expansions to refresh your table while keeping setup straightforward.
• Rotate Prelude card availability to keep sessions fresh and encourage different opening strategies.

Whether you’re rolling the table with seasoned players or introducing newcomers to the genre, Prelude offers a focused, sensory-pleasing way to begin Mars’ transformation with intention and atmosphere. The tactile card play, the spatial feel of the map, and the evolving engine all contribute to a more immersive opening phase without overhauling established rules.