Cepheus Protocol
Cepheus Protocol is an Open World RTS Military Survival Game.
75%of 3,789 Steam reviews— Mostly Positive75% of 3,789 Steam reviews are positive — Mostly Positive
Details
- Developer
- Halcyon Winds
- Publisher
- Halcyon Winds
- Released
- May 15, 2020
- Price
- $19.99
- Platform
- PC
Multiplayer
- Online co-op
- Yes
- Split screen co-op
- Not listed
- LAN co-op
- Not listed
- Crossplay
- Not listed
- Remote Play Together
- Yes
About this game
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?
Hardcore RTS Military Combat Meets Survival Horror
- Aircraft Carrier OperationsYour 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.
- A New Threat RisesBattle infected hordes that can infect and turn your own units. Command land, sea, and air forces to hold the line in this unforgiving world.
- 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.
Dynamic Gameplay Systems
- Command the OperatorControl the battlefield in Third-Person Shooter mode or use the Operator as a hero unit in RTS mode. Adapt your strategies to survive.
- Doctrine Tree ProgressionUnlock new support options, powerful weapons, and unique units by leveling up through the Doctrine tree.
- Customize Pandemic ModeCreate your perfect challenge. Turn off infected types, adjust gameplay options, and create custom scenarios to tailor the experience.
- Character ProgressionImprove your characters’ health and targeting efficiency as they gain experience through combat.
Innovative Mechanics and Features
- Line of Sight and Hearing AIExperience cutting-edge AI that hunts your units based on what they can see and hear. Stay stealthy, or face overwhelming swarms.
- Massive, Detailed MapsExplore sprawling urban environments filled with varied locales. Plan every attack, defense, and civilian evacuation carefully to ensure survival.
- Dynamic Civilian Diplomacy (Legacy Only Coming in Q2 to rebuild)Interact with rogue civilian groups. Recruit them to your cause, negotiate alliances, or defend yourself from hostile factions.
- Civilian Evacuation (Legacy Only Coming in March to rebuild)Manage who lives and dies with an intricate Civilian Administration Structure. Customize your intake system or use preset templates to make critical decisions.
Destroy the Infection
- Research the Pangu VirusDelve into the secrets of the alien pathogen and find a way to kill Patient 0 before it’s too late.
- Hunt Patient 0 and Their LieutenantsStop the infection from spreading by targeting its leaders. Destroy their expanding hordes before they consume every province.
- Dynamic Provincial EventsEncounter unexpected challenges as rogue civilian combatants and infected groups form dynamically across the map. Your reputation and decisions will shape the world around you.
- Enhanced Operator CustomizationTailor weapons, abilities, and appearance. Drive vehicles, gain progression perks, and refine your playstyle for maximum impact.
Planned Features
- DNA Research SystemDevelop a proper progression tree to counter the virus, protect your units, and evolve your strategies.
- Canon Campaign ModeExperience the official Cepheus Protocol story, inspired by the novel and side stories

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