Steam Price $19.99
Release Date 5/15/2020
Franchise Cepheus Protocol Franchise
Developer Halcyon Winds
Publisher Halcyon Winds
Steam App Id 979640

Cepheus Protocol

Cepheus Protocol is an Open World RTS Military Survival Game. Play as the CERC hunting Patient 0, maintain Quarantine camps, fight dangerous mutations & Rogue Civilian Combatants . There’s nobody else coming, it’s up to you now.

Last Updated: 11/6/2024

22 Players In-Game
Player Score
77
2,248
579
Platforms
  • Windows
  • Mac
  • Linux
  • Steam Deck (Playable)

About Cepheus Protocol

Cepheus Protocol is a Simulation, Indie, Action, Adventure, Strategy, and Early Access game developed by Halcyon Winds. On 5/15/2020, it was released on the Steam Store by Halcyon Winds.

It can be played and ran on Windows systems. At the moment, it is possible to play Cepheus Protocol on the Steam Deck but some functionality may not be fully supported.

It also supports 9 languanges in-game including English, Chinese (Simplified), Korean, German, and Japanese. Each language comes with varying levels of support for the in-game interface, audio, and fully translated subtitles.

According to Steam’s category system, Cepheus Protocol supports the following features:

  • Family Sharing
  • Steam Cloud
  • Steam Achievements
  • Partial Controller Support
  • Steam Trading Cards
  • Remote Play Together
  • Steam Workshop
  • Single-player

From the Steam community, Cepheus Protocol has been tagged with the following user tags:

  • Building
  • Survival Horror
  • Difficult
  • Real-Time
  • Sandbox
  • War
  • Tactical
  • Tanks
  • Real Time Tactics
  • RTS
  • Perma Death
  • Gore
  • Simulation
  • Horror
  • Base Building
  • Diplomacy
  • Survival
  • Open World
  • Zombies
  • Post-apocalyptic
  • Strategy
  • Indie
  • Early Access
  • Bullet Time
  • Military
  • Action
  • Adventure
  • Singleplayer

Media & Sceenshots

Watch the featured video for Cepheus Protocol and see the latest screenshots from the Steam Store.

Cepheus Protocol DLC

Cepheus Protocol has 7 downloadable add-ons available for purchase on Steam which include Cepheus Protocol - The Last Line Novella, Cepheus Protocol Novelization, and Cepheus Protocol - Free Vehicle Camo Post Modern Collection.

Related Bundles

Cepheus Protocol is included in 2 bundles in the Steam Store. Purchasing through a bundle can give a large discount off the game's base price if you are willing to purchase multiple apps all at once.

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Related Packages

Cepheus Protocol is referenced by 2 packages in the Steam Store. A package (or sub) is simply an item that can be purchased on Steam.

Supported Languages and Localizations

Cepheus Protocol is available in 9 different languages with varying levels of support for the in-game interface, audio, and fully translated subtitles.

NameInterfaceAudioSubtitles
English
Yes
Yes
No
Chinese (Simplified)
Yes
No
No
Korean
Yes
No
No
German
Yes
No
No
Japanese
Yes
No
No
Russian
Yes
No
No
Spanish (Spain)
Yes
No
No
Portuguese
Yes
No
No
French
Yes
No
No
true

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Frequently Asked Questions

Soures & References

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