This product is a brand new and unused Black Mesa CD Key for Steam

This product is a unique and unused CD Key which can be activated on Steam. After your payment, you will be instantly sent a unique activation code by our automatic delivery system, called 'Autokey'. This unique activation code can be entered into the Steam client (available free from steampowered.com). This will then grant you to a full digital download of the game.

How does it work?

CJS CD Keys sell brand new CD Keys taken directly from brand new sealed copies of the game. We source our keys in bulk direct from major Distributors. After you receive your key, you can activate the game on the Steam client (available free from steampowered.com). After you activate the game with the Steam software, you can download the game immediately and instantly.

EU Region

This product we are selling is sourced directly from the publisher, or an official distributor of the game publisher. The key is for the EU Region.

About Black Mesa:

Relive Half-Life in this highly acclaimed, fan-made recreation.

Main Info
Black Mesa is the award winning fan-made re-imagining of Gordon Freeman's landmark journey through the Black Mesa Research Facility. Relive Half-Life, Valve Software's revolutionary debut, and experience the game that raised the bar for the entire game industry all over again!

Key Features
Nostalgia has never felt so fresh - Expect tremendously detailed environments, old-school tough-as-nails combat, and a gripping story with memorable characters. The all-new soundtrack, voice acting, choreography and dialogue create a more expansive and immersive experience than ever before!

Heavily updated single player experience - The over 10 hour single player experience has greatly improved from the mod release; new visuals, new voice over, updated gameplay encounters, stability changes and more. Xen is not part of the Early Access release, but will included as a free update when it is ready.

Black Mesa Multiplayer - Fight with or against your friends, in two game modes across 10 iconic maps from the Half-Life universe including Bounce, Gasworks, Stalkyard, Undertow and Crossfire!

Custom Modding Tools & Workshop - Use the same tools as the developers! Create your own mods, modes and maps for Black Mesa and Black Mesa Multiplayer and then share your work, and subscribe to others, on the Steam Workshop!

Complete Steam Integration - Collect the full set of trading cards, backgrounds, emoticons, and achievements! Steam Cloud, Steam Workshop and partial controller support!

Run. Think. Shoot. Source..