If you liked this
Games like Terror of the Deep
If you finished Terror of the Deep, the closest matches are Star Citizen, No Man's Sky, Abiotic Factor, System Shock and Retrospace. All 36 share its adventure genre and are ranked by how closely their themes and modes overlap.
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No Man's Sky
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Abiotic Factor
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System Shock
80
Retrospace
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Sniper Elite: Resistance
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Grand Theft Auto III
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Everspace 2
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Black Skylands
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7 Days to Die
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Squirrel with a Gun
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Sniper Elite 5
90
Thief II: The Metal Age
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Atari 50: The Anniversary Celebration
Slime Rancher 2
Gray Zone Warfare
81
Bonelab
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Elite: Dangerous
Tower Unite
82
The Long Dark
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Thief: Deadly Shadows
69
Mount & Blade: Warband
StarRupture
78
Slime Rancher
81
Noita
Misery
90
No Man's Sky: Nintendo Switch Edition
76
Chernobylite
69
DayZ
83
The Riftbreaker
83
Lovers in a Dangerous Spacetime
75
State of Decay
69
Tomb Raider: Anniversary
69
Ark: Survival Evolved
70
Hell is Others
60