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Sid Meier's Alien Crossfire

Sid Meier's Alien Crossfire

Expand the universe with the official Alpha Centauri expansion.

Our Verdict

Best for

Alpha Centauri veterans craving new factions and multiplayer

Skip if

Those without the base game or seeking cutting‑edge graphics

What is Sid Meier's Alien Crossfire?

Sid Meier's Alien Crossfire is the official expansion pack for the classic turn‑based strategy game Sid Meier's Alpha Centauri. It adds new factions, technologies, and scenarios that deepen the sci‑fi 4X experience. Available for PC and Mac, the expansion integrates seamlessly with the original game, offering both single‑player and multiplayer modes for endless strategic replayability.

SpecificationsAI-estimated

msrp$19.99
developerFiraxis Games
publisherElectronic Arts, Aspyr Media
age ratingESRB E
multiplayerSingle player, Multiplayer
critic score80/100
release date1999-10-20

Key Features of Sid Meier's Alien Crossfire

Introduces three new playable factions, each with unique abilities and agendas.
Adds 30+ new technologies that broaden strategic options and unit variety.
Provides three new campaign scenarios with distinct victory conditions.
Enables multiplayer matches over LAN or Internet, supporting up to eight players.
Integrates seamlessly with the base Alpha Centauri game, requiring no separate installation.
Offers enhanced AI opponents that adapt to player strategies more dynamically.
Includes new planetary resources and terrain types that affect colony development.
Features updated graphics and sound assets to match the original game's aesthetic.

Use Cases for Sid Meier's Alien Crossfire

1

Extended Campaign Play

Players can continue their Alpha Centauri story with fresh missions and factions.

2

Multiplayer Competition

Host or join up to eight-player games for strategic battles.

3

Strategic Experimentation

Test new technologies and faction combos in sandbox mode.

4

Educational Exploration

Use the expansion to teach concepts of resource management and diplomacy.

Pros & Cons of Sid Meier's Alien Crossfire

Pros

  • Adds substantial new content to a beloved classic.
  • Balanced new factions and technologies.
  • Robust multiplayer support.
  • Seamless integration with the original game.

Cons

  • Requires the base Alpha Centauri game to play.
  • Graphics remain dated compared to modern titles.
  • Limited to PC and Mac platforms.

Frequently Asked Questions

Do I need the original Sid Meier's Alpha Centauri to install Alien Crossfire?

Yes, Alien Crossfire is an expansion and requires the base game to run.

Can I play Alien Crossfire on modern operating systems?

The expansion runs on current Windows and macOS versions, though compatibility mode may be needed for older systems.

Is multiplayer supported over the internet?

Yes, the expansion supports both LAN and online multiplayer matches.

What new factions are included?

The expansion adds the Shoshone, the Corporate, and the Hive factions, each with unique units and agendas.

Pricing Overview

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Paid (One-time)

Detailed plans are not listed. Visit the official website for pricing information.

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About the Product

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Target AudienceStrategy enthusiasts and sci‑fi 4X fans

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