Languages Supported:

English, French, German, Japanese, Korean, Polish, Portuguese - Brazil, Russian, Spanish, Turkish, Ukrainian

This product is a brand new and unused Serum Steam Key.

Immediately after payment, you will be sent a unique and unused CD Key which can be activated on Steam. You can collect this activation code from our Autokey page.  Simply enter your code into the Steam client (available free from steampowered.com). This will then grant you to a full digital download of the game.

How does our website work?

CJS CD Keys sell brand new CD Keys either taken directly from brand new sealed copies of the game, or sourced directly from world-leading game publishers. We source our keys in bulk directly from leading distributors and publishers, which reduces shipping costs.  This enables us to offer instant online delivery, at extremely competitive pricing.

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.

Benefits of buying from CJS CD Keys:

• Best prices worldwide
• Over 130,000 reviews on Trustpilot
• No extra fees
• Easy and fast instant delivery
• 24/7 support
• Many easy payment methods

Platform Supported:

Steam

Languages Supported:

English, French, German, Spanish, Polish, Turkish

About Serum Steam Key:

Unravel the mystery of Serum and survive the fight against time amidst a ruined world of destruction and mutated creatures.Your life is at stake! The toxic fog obscures the dangers in an apocalyptic world where every second counts. A relentless timer on your arm decides between life and death. Prove your courage, explore the mysterious environment for resources and brew serums for unique abilities. Every dose of serum can make the difference in the fight for survival against mutated enemies. Find shelter in the chaos, search for technology and modify weapons for greater effectiveness. The race against time begins now.Will you survive? Features A mysterious world to exploreUnravel the mystery of Serum and find your way out while exploring different biomes and their unique characteristics. Find clues about past events and use the new-found wisdom to survive while experiencing beautiful graphics delivered with the power of Unreal Engine 5. Gather, hunt & farmFigure out how to create new tools, traps, and weapons. Gather Serum from animals and plants and expand your safe zone to create a sustainable source of the substance. Prepare wisely for your next excursion to ensure it won’t be your last one. Experiment with different formulas of SerumTake advantage of a unique brewing mechanism that allows you to create various mixtures of Serum. Experiment with dozens of combinations and use them to enhance your abilities. Ensure you’re carrying enough to get you out of a tough spot. Fight your way outClash with various creatures using a multitude of weapons: melee, ranged, and throwing including spears, bows and clubs. Use Serum to infuse and modify your weapons and gain the upper hand against mutated abominations that roam the island. Defy the oddsEndure in a hostile environment under the pressure of time. Manage your health, stamina, and beware of Serum side effects.