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Cepheus ProtocolSteam players
As of
Players, last 7 days30-day average
71 players13 of 30 days observed
Data coverage| Data | Collected | Observed since | Last success |
|---|---|---|---|
| News and patch notes | Every 7 days (cool tier) | 20 Oct 2026 | |
| Player counts | Every day (cool tier) | 19 Oct 2026 | |
| Store details | Weekly, and when Steam reports a change | 19 Oct 2026 |
Busier games are polled more often. Source: Steam Web API. Not affiliated with Valve.
Cepheus Protocol Early Access 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.
Screenshots
| Hour | Peak | Average | Polls |
|---|---|---|---|
| 31 Oct, 14:00 UTC | 80 | 80 | 1 |
| 30 Oct, 14:00 UTC | 70 | 70 | 1 |
| 29 Oct, 14:00 UTC | 61 | 61 | 1 |
| 28 Oct, 14:00 UTC | 73 | 73 | 1 |
| 27 Oct, 13:00 UTC | 66 | 66 | 1 |
| 26 Oct, 13:00 UTC | 58 | 58 | 1 |
| 25 Oct, 13:00 UTC | 109 | 109 | 1 |
Price and Sale HistoryPrice now
$19.99Usual price
Lowest we've seen
$15.99−20%, 25 Oct 2026
Sales we've seen
1Deepest −20%, $15.99
| From | Price | Usual | Off |
|---|---|---|---|
| 29 Oct 2026 | $19.99 | $19.99 | — |
| 25 Oct 2026 | $15.99 | $19.99 | −20% |
| Sale | Length | Off | Price | Usual |
|---|---|---|---|---|
| 25 Oct – 29 Oct 2026 | 3 days | −20% | $15.99 | $19.99 |
−20% sale, 25 Oct – 29 Oct 2026: Players averaged about the same as the week before. Since it ended, players averaged 5% more than the week before.
| Sale | Off | During | Change |
|---|---|---|---|
| 25 Oct – 29 Oct 2026 | −20% | 66−1% | +5% |
Average players from our own counts over the 7 days before each sale, while it ran, and the 7 days after, kept clear of the sales either side. Steam’s big seasonal sales lift the whole store, so not every rise is this discount alone. How we count
