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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Half-Life 2: Update poster image on Steam Backlog
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Half-Life 2: Update
93 , Very Positive
Warhammer 40,000: Dawn of War II poster image on Steam Backlog
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Warhammer 40,000: Dawn of War II
85
81
87 , Very Positive
Deus Ex: Game of the Year Edition poster image on Steam Backlog
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Deus Ex: Game of the Year Edition
90
91
94 , Very Positive
Aliens: Dark Descent poster image on Steam Backlog
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Aliens: Dark Descent
75
88 , Very Positive
75 , Strong
Supreme Commander: Forged Alliance poster image on Steam Backlog
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Supreme Commander: Forged Alliance
81
89
96 , Overwhelmingly Positive
DOOM 3 poster image on Steam Backlog
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DOOM 3
87
77
89 , Very Positive
Deus Ex: Mankind Divided poster image on Steam Backlog
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Deus Ex: Mankind Divided
83
71
75 , Mostly Positive
82 , Strong
The Surge poster image on Steam Backlog
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The Surge
72
68
76 , Mostly Positive
73 , Fair
Cloudpunk poster image on Steam Backlog
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Cloudpunk
73
79
89 , Very Positive
69 , Fair
Tacoma poster image on Steam Backlog
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Tacoma
76
64
87 , Very Positive
77 , Strong
Crysis poster image on Steam Backlog
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Crysis
91
81
79 , Mostly Positive
Space Pirates and Zombies poster image on Steam Backlog
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Space Pirates and Zombies
74
76
92 , Very Positive
Shadowrun Returns poster image on Steam Backlog
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Shadowrun Returns
76
75
88 , Very Positive
74 , Fair
Mass Effect 2 (2010 Edition) poster image on Steam Backlog
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Mass Effect 2 (2010 Edition)
94
89
94 , Very Positive
EVERSPACE poster image on Steam Backlog
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EVERSPACE
79
77
78 , Mostly Positive
83 , Strong
FTL: Faster Than Light poster image on Steam Backlog
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FTL: Faster Than Light
84
83
95 , Overwhelmingly Positive
Crysis 2 - Maximum Edition poster image on Steam Backlog
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Crysis 2 - Maximum Edition
85 , Very Positive
Terra Invicta poster image on Steam Backlog
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Terra Invicta
80 , Very Positive
Half-Life 2 poster image on Steam Backlog
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Half-Life 2
96
92
97 , Overwhelmingly Positive
Hardspace: Shipbreaker poster image on Steam Backlog
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Hardspace: Shipbreaker
82
77
89 , Very Positive
83 , Strong
SIGNALIS poster image on Steam Backlog
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SIGNALIS
96 , Overwhelmingly Positive
82 , Strong
Rebel Galaxy poster image on Steam Backlog
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Rebel Galaxy
85 , Very Positive
74 , Fair
Prey poster image on Steam Backlog
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Prey
90 , Very Positive
81 , Strong
Aliens: Colonial Marines Collection poster image on Steam Backlog
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Aliens: Colonial Marines Collection
45
36
60 , Mixed