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Outbreak: Shades of Horror

Multiplayer co-op survival horror returns in this early 2000s-inspired, undead apocalyptic nightmare.

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Outbreak: Shades of Horror - Steam Game Key 

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Outbreak: Shades of Horror – Pure Gold Weapon Skins 

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Dinobreak – Crossover Character Pack

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About the game

Find and manage resources, engage in modern gunplay and melee combat, build contraptions and defenses, and much more as you do battle with the scourge of the night. Quickly switch between third and first-person views at the push of a button to hunt the undead the way you please!
Raid Mode: Navigate twisted environments and hordes of zombies to make it to the evac point. Loot and shoot as you try to endure increasingly difficult challenges the closer you get to freedom.
Invasion Mode: Defend your camp and crew from the incoming Zombie horde! Build up a base, and create and upgrade defenses in order to save the day.

Official store

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Secure payment

Only verified payments methods

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Frequently Asked Questions

How do I activate a Steam key?

To activate a CD key on Steam, follow these steps:

i. Launch the Steam client on your computer and log into your Steam account. If you don't have Steam installed, you can download and install it from the official Steam website.

ii. Click the Games menu option at the top of the Steam client.

iii. Select Activate a Product on Steam.

iv. Follow the onscreen instructions to complete the process.

v. Once the game appears in your library, download and install it by clicking on it and selecting the Install button.


If you encounter any issues during activation, please see this Retail CD Keys article for more info. If problems persist, you may contact Xsolla Customer Support at Xsolla Help Center.

What are the supported languages?

Interface: English

Full Audio: English

Subtitles: English

I have an issue with my purchase. How can I get help?

If you have any issues with your purchase, please email us at support@xsolla.com or simply click on the customer support button located on the bottom left of the homepage to start a live chat. In rare cases, it may take up to a few minutes for emails from Xsolla Mall to deliver.