Cepheus Protocol

Source: Steam
App ID: 979640
Developer: Halcyon Winds
Released: May 15, 2020

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 players

15 observations from Oct 26 to Oct 28. Latest 59 players at Oct 28 04:48 UTC. Peak 106 at Oct 26 20:28 UTC. No collection gaps in this window.

24h Peak

2026 Peak

129

Oct 25 20:28 UTC

All-Time Peak

129

Oct 25, 2026 20:28 UTC

Live Top Seller

Weekly Top Seller

Price

Reviews

77% Positive

2.3K positive, 701 negative

Player History


Today	70	+1	+0.8%	68	59
Oct 27	70	-6	-7.7%	89	45
Oct 26	75	-27	-26.7%	106	48
Oct 25	103	+2	+1.8%	129	73
Oct 24	101	+26	+35.0%	118	85
Oct 23	75	+1	+2.0%	89	65
Oct 22	73	+20	+37.5%	88	65
Oct 21	53	+7	+14.3%	69	43
Oct 20	47	+6	+14.7%	63	37
Oct 19	41	-20	-33.2%	45	35
Oct 18	61	+12	+24.8%	73	53
Oct 17	49	+13	+34.6%	68	37
Oct 16	36	0	+0.7%	51	27
Oct 15	36	-5	-12.5%	40	32
Oct 14	41	+2	+4.6%	53	34
Oct 13	39	-17	-29.8%	41	36
Oct 12	56	-12	-17.6%	64	48
Oct 11	68	+10	+17.1%	90	55
Oct 10	58	+10	+21.9%	66	54
Oct 9	48	-4	-7.2%	52	44
Oct 8	51	+9	+21.8%	59	48
Oct 7	42	-3	-6.0%	43	39
Oct 6	45	-10	-18.1%	54	38
Oct 5	55	Not Available	Not Available	59	53
Oct 2	26	-12	-31.0%	23	23
Oct 1	38	Not Available	Not Available	38	38

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Current players

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