Cepheus Protocol
Store ladder ranked by live price — never by commission.
Cite as https://cheapgamesfinder.com/game/cepheus-protocol
Prices for US · USD
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Ranked lowest → highest. Commission never moves a store up.
Comparing 2 live official store prices — ranked by price, not payout.
Spread across stores: $10.00 — buy the lowest row, not the loudest affiliate.
- 1Green Man GamingPCDRM unknownLowest$9.99Best live priceView on Green Man Gaming
- 2SteamPC$19.99+$10.00 vs lowestView on Steam
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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.
Price History
2 stores in this range · 2026-08-13 → 2026-09-03 · 4 price checks · all-time low $9.99 · at ATL now
| Store | Low | High | First seen | Checks |
|---|---|---|---|---|
| Green Man Gaming | $9.99 | $9.99 | 2026-08-13 | 1 |
| Steam | $19.99 | $19.99 | 2026-08-13 | 3 |
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