Firaxis Games

1–20 of 20 games, sorted by most played now. Players at each game’s latest poll, as of 17:57 UTC; older readings show their time.

Games developed by Firaxis Games, sorted by Most played now

#	Game	Players now	24h peak	Released	Tags
1	Sid Meier’s Civilization® VIFiraxis Games	37,406	47,898	21 Oct 2016	Strategy, Turn-Based Strategy, Multiplayer
2	Sid Meier's Civilization® VFiraxis Games	18,576	18,729	21 Sept 2010	Turn-Based Strategy, Strategy, Turn-Based
3	Sid Meier's Civilization® VII−50%Firaxis Games	11,818	12,169	10 Feb 2025	Grand Strategy, City Builder, Strategy
4	XCOM® 2−85%Firaxis Games	4,16914:23 UTC	4,169	5 Feb 2016	Strategy, Turn-Based Combat, Tactical
5	Sid Meier's Civilization® III CompleteFiraxis Games	1,981	1,981	25 Oct 2006	Strategy, Turn-Based Strategy, Turn-Based
6	Civilization IV: Beyond the SwordFiraxis Games	1,85123 Oct, 18:37 UTC	1,851	24 Jul 2007	Strategy, Turn-Based Strategy, 4X
7	XCOM: Enemy UnknownFiraxis Games	64523 Oct, 22:23 UTC	645	9 Oct 2012	Turn-Based Strategy, Tactical, Strategy
8	Sid Meier's Civilization® IVFiraxis Games	64323 Oct, 22:27 UTC	643	26 Oct 2006	Strategy, Turn-Based Strategy, Turn-Based
9	Marvel's Midnight SunsFiraxis Games	41723 Oct, 19:57 UTC	417	2 Dec 2022	Superhero, Turn-Based Tactics, Deckbuilding
10	Sid Meier's Civilization®: Beyond Earth™Firaxis Games	36923 Oct, 18:48 UTC	369	23 Oct 2014	Strategy, Turn-Based Strategy, Sci-fi
11	Sid Meier's Civilization IV: ColonizationFiraxis Games	34723 Oct, 18:53 UTC	347	24 Sept 2008	Strategy, Turn-Based Strategy, Turn-Based
12	Civilization IV®: WarlordsFiraxis Games	15912:57 UTC	159	7 Apr 2007	Strategy, Turn-Based, 4X
13	Sid Meier's Pirates!Firaxis Games	11712:55 UTC	117	11 Jul 2005	Pirates, Open World, RPG
14	Sid Meier's Railroads!Firaxis Games	7812:58 UTC	78	4 May 2007	Trains, Strategy, Management
15	XCOM®: Chimera SquadFiraxis Games	7513:08 UTC	75	24 Apr 2020	Strategy, Turn-Based Tactics, Turn-Based Strategy
16	Sid Meier's Alpha Centauri™ Planetary PackFiraxis Games	5511:18 UTC	55	7 Mar 2024	Strategy, 4X, Singleplayer
17	Sid Meier's StarshipsFiraxis Games	1710:55 UTC	17	12 Mar 2015	Strategy, Space, Turn-Based Strategy
18	CivCity: RomeFireFly Studios	1411:09 UTC	14	6 Apr 2007	City Builder, Strategy, Rome
19	Sid Meier’s Ace PatrolFiraxis Games	3	3	27 Aug 2013	Strategy, Casual, Turn-Based
20	Sid Meier’s Ace Patrol: Pacific SkiesFiraxis Games	123 Oct, 17:55 UTC	—	5 Nov 2013	Strategy, Casual, Turn-Based

Names come from each game’s Steam store page. Spellings that differ only in capitals, accents or punctuation share a page. About the data