Cepheus Protocol

Cepheus Protocol is developed by Halcyon Winds and published by Halcyon Winds, released on May 15, 2020.

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.

Basic Information

Store page feature tags: Single-player, Multi-player, MMO, Co-op, Online Co-op, Steam Achievements, Steam Trading Cards, Steam Workshop, Adjustable Text Size, Camera Comfort, Custom Volume Controls, Adjustable Difficulty, Playable without Timed Input, Save Anytime, Stereo Sound, Surround Sound, Partial Controller Support, Steam Cloud, Remote Play Together, Family Sharing.

Official Introduction Key Points

1. An Open World RTS Military Survival Game. Command CERC (Center for Epidemic Research and Control) to stop a pandemic-level event from consuming the Bay Area. The Pangu Virus threatens humanity as it spreads, turning native inhabitants into infected, relentless swarms. Can you adapt, survive, and reclaim control?
2. Hardcore RTS Military Combat Meets Survival Horror
3. Aircraft Carrier Operations Your mobile base of operations in Pandemic Mode. If it’s destroyed, you lose. Defend it at all costs and utilize Winters, now a rebuildable hero, to lead your forces.
4. A New Threat Rises Battle infected hordes that can infect and turn your own units. Command land, sea, and air forces to hold the line in this unforgiving world.
5. Co-Op Multiplayer up to 16 players in true RTS/TPS hybrid combat! Share control of CERC operations with up to 16 players. Pool resources, coordinate tactics, and fight as a team against the infection.
6. Dynamic Gameplay Systems
7. Command the Operator Control the battlefield in Third-Person Shooter mode or use the Operator as a hero unit in RTS mode. Adapt your strategies to survive.
8. Doctrine Tree Progression Unlock new support options, powerful weapons, and unique units by leveling up through the Doctrine tree.

Minimum System Requirements (Windows)

- Requires a 64-bit processor and operating system
- OS: Windows 10/11 (64-bit)
- Processor: Intel® Core™ i5-4500K
- Memory: 8 GB RAM
- Graphics: NVIDIA GeForce 1060 GTX or AMD Radeon Equivalent 4 GB
- DirectX: Version 12
- Storage: 8 GB available space
- Sound Card: Direct X Compatible
- Additional Notes: **recommended SSD install for optimal performance

Achievement Highlights

• Into the Deep End
• And so it begins….
• Didn’t go as planned…
• Build the Artillery Unit
• Avid Listener

Related DLC

Available on the store page: DLC 2496520, DLC 2496510, DLC 2496500, DLC 1387390, DLC 2540710, DLC 1997150, DLC 2514440.

Official Screenshots

This page’s gallery section collects all 24 official screenshots of Cepheus Protocol.

The content above is from publicly available data on the Steam store page. In case of any discrepancies with the store page, the store page shall prevail.