This product is a brand new and unused Subterrain 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.

Region Free

The game keys we are selling are sourced from the EU. They are completely region free and include all languages. This means that since this is a steamworks game, you can activate the key from anywhere in the world. There are absolutely no region locks.

About Subterrain:

In Subterrain, you fill the shoes of Dr. West, the apparent lone survivor of MPO, an underground city on Mars. Do what you must to survive: battle enemies, fight hunger and thirst, mend your wounds, and gather resources in a constant struggle to survive the catastrophe that’s beset Mars!

You may end up being your own worst enemy if you’re careless!

Every decision you make is critical as the world does not wait for you.

SURVIVAL

• Struggle against your own bodily urges, such as thirst, hunger, exhaustion, and more!
  
• Beware of injuries, including bone fractures and blood loss!
  
• Scavenge or perform research to obtain medical supplies!
  
• Manage your oxygen and thermal levels while exploring!

COMBAT

• Fight the horrors of Mars with melee and ranged weapons!
  
• Customize your ranged weapons using modular parts!
  
• Struggle against the persistence of time! Race against the spread of the infection!
  
• Enemies will evolve over time from cocoons to monstrosities!
  
• Defend your generator against invasions!

CRAFT

• Collect and scavenge junk and creature parts to break down into components!
  
• Produce armor, guns, grenades and upgrades using 3D printers!
  
• Craft performance enhancers, survival gear, and more with the Bio Combiner!
  
• Harvest plants and ores using the biosphere and mine. Refine them to create materials!
  
• Research items to create more powerful versions! Create your own lightsaber or power armor!

EXPLORE

• Explore randomly generated sub-levels and hand-crafted locations!
  
• Experience non-linear storytelling through logs and story sequences!
  
• Wander freely through Mars colony! Explore districts as you wish!
  
• Restore the colony’s habitat by repairing temperature and oxygen generators!
  
• Find clues to the infection! Escape the nightmare!

There is free demo version of Subterrain! If you would like to see how the game plays, please try it!

Setting:

By 2050, humanity has finally colonized Mars thanks to the efforts of one man, Jeff Murray. To avoid Mars’ high radiation levels and inhospitable temperature changes, he built a city underground. This city was named Mars MPO. Free of the constraints that often plagued businesses and researchers on Earth, scientists and entrepreneurs flocked to MPO.

Recently, Dr. Albert West has migrated to MPO at the personal invitation of Mr. Murray. West has been working on a cure for Alzheimer