Black Mesa Steam CD Key product image
    Black Mesa Steam CD Key product image
Black Mesa Steam CD Key product image

Black Mesa Steam CD Key

Return to the Black Mesa Research Facility in a fan-built reimagining of the original Half-Life. Black Mesa rebuilds the classic...

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PlatformSteamCheck Activation Guide
Can be activated in Australia
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Type CD Key
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Return to the Black Mesa Research Facility in a fan-built reimagining of the original Half-Life. Black Mesa rebuilds the classic journey with modern environments, redesigned encounters and a strong focus on exploration, environmental storytelling and old-school first-person combat.

  • Fight through a rebuilt research complex using a varied arsenal of weapons.
  • Explore detailed environments and solve environmental puzzles throughout the campaign.
  • Access multiplayer, modding tools and Steam Workshop integration.

Activation Guide

Install the Steam client from the official Steam website.

  1. Open the Steam client and sign in to your Steam account.
  2. Click “ADD A GAME” and select “Activate a product on Steam”.
  3. Paste your Steam key into the Product Activation window.
  4. Click “Confirm”, then “OK”.
  5. The product should now be visible in your Steam Library.