Cepheus Protocol
Developer Halcyon WindsPublisher Halcyon Winds
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.
Previous #975 · Updated Oct 27, 2026.
Updated Oct 27, 2026.
Metadata synced: Oct 18, 2026 · Not queued
Prices & bundle history
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Bundle history & historical prices
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Rank History
Recent appearances for this app across complete public snapshots.
| Captured | Top Sellers | Wishlist Rank |
|---|---|---|
| Oct 27, 2026 | #1,338 | - |
| Oct 26, 2026 | #975 | - |
| Oct 25, 2026 | #1,090 | - |
| Oct 24, 2026 | #1,254 | - |
| Oct 23, 2026 | #1,104 | - |
| Oct 22, 2026 | #1,214 | - |
| Oct 21, 2026 | #736 | - |
| Oct 20, 2026 | #925 | - |
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Store Details
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Snapshot Details
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