Sci-fi games on Steam

Browse and discover some of the best Sci-fi games
This selection of games change every week, so be sure to check them out!

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Warhammer 40,000: Dawn of War II: Retribution poster image on Steam Backlog
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Warhammer 40,000: Dawn of War II: Retribution
89 , Very Positive
STAR WARS Knights of the Old Republic poster image on Steam Backlog
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STAR WARS Knights of the Old Republic
90 , Very Positive
Half-Life: Opposing Force poster image on Steam Backlog
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Half-Life: Opposing Force
96
92
95 , Overwhelmingly Positive
Cloudpunk poster image on Steam Backlog
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Cloudpunk
73
79
89 , Very Positive
69 , Fair
Crysis Warhead poster image on Steam Backlog
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Crysis Warhead
84
79
85 , Very Positive
The Swapper poster image on Steam Backlog
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The Swapper
87
86
93 , Very Positive
85 , Mighty
AI: THE SOMNIUM FILES - nirvanA Initiative poster image on Steam Backlog
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AI: THE SOMNIUM FILES - nirvanA Initiative
88 , Very Positive
86 , Mighty
Quantum Break poster image on Steam Backlog
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Quantum Break
66
58
86 , Very Positive
78 , Strong
Aliens: Colonial Marines Collection poster image on Steam Backlog
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Aliens: Colonial Marines Collection
45
36
60 , Mixed
Shadowrun Returns poster image on Steam Backlog
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Shadowrun Returns
76
75
88 , Very Positive
74 , Fair
The Turing Test poster image on Steam Backlog
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The Turing Test
74
68
87 , Very Positive
77 , Strong
Black Mesa poster image on Steam Backlog
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Black Mesa
84
88
95 , Overwhelmingly Positive
85 , Mighty
STAR WARS Empire at War - Gold Pack poster image on Steam Backlog
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STAR WARS Empire at War - Gold Pack
97 , Overwhelmingly Positive
Dead Space poster image on Steam Backlog
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Dead Space
87
87
91 , Very Positive
89 , Mighty
DG2: Defense Grid 2 poster image on Steam Backlog
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DG2: Defense Grid 2
81
68
85 , Very Positive
81 , Strong
The Surge 2 poster image on Steam Backlog
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The Surge 2
76
62
77 , Mostly Positive
77 , Strong
Supreme Commander: Forged Alliance poster image on Steam Backlog
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Supreme Commander: Forged Alliance
81
89
96 , Overwhelmingly Positive
Mass Effect 2 (2010 Edition) poster image on Steam Backlog
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Mass Effect 2 (2010 Edition)
94
89
94 , Very Positive
Terra Invicta poster image on Steam Backlog
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Terra Invicta
80 , Very Positive
The Talos Principle poster image on Steam Backlog
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The Talos Principle
85
86
95 , Overwhelmingly Positive
87 , Mighty
Binary Domain poster image on Steam Backlog
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Binary Domain
68
78
85 , Very Positive
XCOM: Enemy Unknown poster image on Steam Backlog
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XCOM: Enemy Unknown
89
82
94 , Very Positive
Half-Life 2: Episode One poster image on Steam Backlog
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Half-Life 2: Episode One
87
87
95 , Overwhelmingly Positive
Sid Meier's Civilization: Beyond Earth poster image on Steam Backlog
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Sid Meier's Civilization: Beyond Earth
81
55
59 , Mixed
81 , Strong