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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. 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! 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! 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 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!