Game Detail
Cepheus Protocol
App ID 979640 | Recorded April 27, 2026 at 01:29 AM
Action, Adventure, Indie, Massively Multiplayer, RPG, Simulation, Strategy, Early Access
Categories: Single-player, Multiplayer, 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
Release date: May 15, 2020
Developer/Publisher: Halcyon Winds / Halcyon Winds
Mostly Positive 77% · 2,417 reviews
Short description
Official Steam summary
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.
Current price
$15.99
All-time low
$15.99
12-month low
$15.99
Verdict
Buy now
Within 0% of the all-time low.
Price chart (last 2 years)
View all-time lowsTop reviews
View on Steam65 helpful
Okay, the dev decided to sack up and respond to this review. So here's some *real feedback* for you. First off let me address your fans on cope: Real...
35 helpful
[code]This game would be a dream come true for me, but sometimes you have to face the facts: it's a 6 year old game with bugs, glitches, unfinished ma...