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 poster image on Steam Backlog
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Half-Life
96
90
96 , Overwhelmingly Positive
Command & Conquer 3: Tiberium Wars poster image on Steam Backlog
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Command & Conquer 3: Tiberium Wars
85
80
89 , Very Positive
Endless Space - Collection poster image on Steam Backlog
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Endless Space - Collection
77
74
79 , Mostly Positive
Stellaris poster image on Steam Backlog
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Stellaris
78
79
84 , Very Positive
81 , Strong
Half-Life: Source poster image on Steam Backlog
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Half-Life: Source
76 , Mostly Positive
Crysis poster image on Steam Backlog
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Crysis
91
81
82 , Very Positive
Alien: Isolation poster image on Steam Backlog
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Alien: Isolation
81
85
92 , Very Positive
81 , Strong
STAR WARS Republic Commando poster image on Steam Backlog
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STAR WARS Republic Commando
78
86
94 , Very Positive
Singularity poster image on Steam Backlog
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Singularity
76
77
92 , Very Positive
Half-Life 2: Update poster image on Steam Backlog
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Half-Life 2: Update
93 , Very Positive
Deus Ex: Mankind Divided poster image on Steam Backlog
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Deus Ex: Mankind Divided
83
67
72 , Mostly Positive
82 , Strong
Homeworld Remastered Collection poster image on Steam Backlog
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Homeworld Remastered Collection
86
82
87 , Very Positive
87 , Mighty
Endless Space 2 - Digital Deluxe Edition poster image on Steam Backlog
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Endless Space 2 - Digital Deluxe Edition
83 , Very Positive
82 , Strong
Quantum Break poster image on Steam Backlog
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Quantum Break
66
55
86 , Very Positive
77 , Strong
Black Mesa poster image on Steam Backlog
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Black Mesa
84
89
95 , Overwhelmingly Positive
84 , Mighty
STAR WARS Jedi Knight - Jedi Academy poster image on Steam Backlog
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STAR WARS Jedi Knight - Jedi Academy
81
86
95 , Overwhelmingly Positive
67 , Fair
Halo: Spartan Assault poster image on Steam Backlog
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Halo: Spartan Assault
70
62
80 , Very Positive
55 , Weak
The Swapper poster image on Steam Backlog
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The Swapper
87
86
93 , Very Positive
85 , Mighty
Elite Dangerous poster image on Steam Backlog
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Elite Dangerous
80
67
73 , Mostly Positive
79 , Strong
EVE Online poster image on Steam Backlog
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EVE Online
88
77
76 , Mostly Positive
The Turing Test poster image on Steam Backlog
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The Turing Test
74
67
87 , Very Positive
77 , Strong
Hardspace: Shipbreaker poster image on Steam Backlog
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Hardspace: Shipbreaker
91 , Very Positive
Rebel Galaxy poster image on Steam Backlog
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Rebel Galaxy
85 , Very Positive
74 , Fair
Crysis Warhead poster image on Steam Backlog
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Crysis Warhead
84
79
83 , Very Positive