Half-Life: Opposing Force

16 Adventure games like Half-Life: Opposing Force that you should try

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We filtered the 50 games similar to Half-Life: Opposing Force down to the 16 that fit the “Adventure” category. Half-Life: Source, Half-Life: Blue Shift and Half-Life top the list, ranked by affinity and similarity score to Half-Life: Opposing Force.

iRank84/ 100

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GenreShooterSubgenreFPSSub-subgenreTactical FPS

Tags

NarrativeDarkSoloMultiplayer

Year 1999Dev Gearbox Software

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Quick answer

Within the “Adventure” category, the closest game to Half-Life: Opposing Force is Half-Life: Source — scoring 96/100 on our similarity scale. Half-Life: Blue Shift and Half-Life follow close behind.

#1Half-Life: Source96 #2Half-Life: Blue Shift90 #3Half-Life98 #4Black Mesa97 #5Return to Castle Wolfenstein93

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The best adventure games like Half-Life: Opposing Force

16 similar games foundUpdated July 2026

Handpicked by our similarity algorithm, these are the titles with the highest gameplay match to Half-Life: Opposing Force. Each one has been evaluated across 16 real attributes — from combat style and progression mechanics to world structure and visual perspective — so every recommendation is based on how the game actually plays, not just its genre label.

#1Half-Life: Source

96

Half-Life: Source

GenreShooterSubgenreFPSSub-subgenreTactical FPS

SoloMultiplayerRangedMeleeTacticalNarrativeDarkHorrorSci-FiFirst Person

Steam👍 69%· 17KRAWG👍 72%· 557

Year 2004Dev Valve Software · ValvePlaytime ~1hOn PC · Apple Macintosh · Linux

✓ Both are tactical first-person shooters — sharing shooter, first-person shooting and adventure storytelling

≠ Where it differs: brings horror tension, while skipping PvP competition

#2Half-Life: Blue Shift

90

Half-Life: Blue Shift

GenreShooterSubgenreFPSSub-subgenreTactical FPS

SoloRangedMeleeTacticalDarkNarrativeSci-FiHorrorFirst Person

Steam👍 93%· 21KRAWG👍 74%· 764MC71IGDB60· 1

Year 2001Dev Gearbox Software · ValvePlaytime ~2hOn PC · Apple Macintosh · Linux

✓ Nearly identical: shooter, first-person shooting and puzzle design.

≠ Missing: multiplayer gameplay.

98

Half-Life

GenreShooterSubgenreFPSSub-subgenreTactical FPS

SoloMultiplayerPvPRangedMeleeTacticalNarrativeDarkSci-FiHorrorFirst Person

Steam👍 97%· 161KRAWG👍 89%· 2.4KMC96IGDB80· 1

Year 1998Dev Valve Software · ValvePlaytime ~3hOn PC · PS · Apple Macintosh

✓ Same family of tactical first-person shooters: shooter, first-person shooting and adventure storytelling

≠ Its own twist: punishing difficulty, while skipping precision platforming

97

Black Mesa

GenreShooterSubgenreFPSSub-subgenreTactical FPS

SoloMultiplayerRangedMeleeTacticalNarrativeDarkSci-FiHorrorFirst Person

Steam👍 95%· 142KRAWG👍 90%· 1.1KMC86IGDB88· 3OC85· 16

Year 2020Dev Crowbar CollectivePlaytime ~6hOn PC · Linux

✓ Same family of tactical first-person shooters: shooter, first-person shooting and adventure storytelling

≠ Its own twist: horror tension and early access, while skipping puzzle design

#5Return to Castle Wolfenstein

93

Return to Castle Wolfenstein

GenreShooterSubgenreFPSSub-subgenreTactical FPS

SoloMultiplayerRangedMeleeTacticalDarkNarrativeHorrorSci-FiFirst Person

Steam👍 93%· 9.1KRAWG👍 90%· 467MC88IGDB68· 5

Year 2001Dev Nerve Software · Bethesda SoftworksPlaytime ~1hOn PC · PS · Apple Macintosh

✓ Fits the tactical first-person shooters cluster, with shooter, first-person shooting and adventure storytelling

≠ Stands apart with horror tension, stealth mechanics and historical setting, while skipping puzzle design

90

Ready or Not

GenreShooterSubgenreFPSSub-subgenreTactical FPS

SoloMultiplayerTacticalRangedMeleeDarkNarrativeHorrorFirst Person

Steam👍 78%· 329KRAWG👍 81%· 175IGDB84· 2OC82· 59

Year 2023Dev VOID InteractivePlaytime ~6hOn PC

✓ Both are tactical first-person shooters — sharing shooter, first-person shooting and adventure storytelling

≠ Where it differs: brings deep simulation, horror tension and setting modern, while skipping puzzle design

#7STAR WARS™ Republic Commando™

90

STAR WARS™ Republic Commando™

GenreShooterSubgenreFPSSub-subgenreTactical FPS

SoloMultiplayerMeleeRangedTacticalNarrativeSci-FiFirst Person

Steam👍 96%· 17KRAWG👍 88%· 530MC78IGDB81· 5OC70· 23

Year 2005Dev LucasArts Entertainment · Disney InteractivePlaytime ~1hOn PC · PS · Xbox

✓ Fits the tactical first-person shooters cluster, with shooter, first-person shooting and adventure storytelling

≠ Stands apart with setting space, historical setting and co op, while skipping puzzle design

90

Doom Eternal

GenreShooterSubgenreFPSSub-subgenreTactical FPS

SoloMultiplayerMeleeTacticalDarkNarrativeHorrorSci-FiFirst Person

Steam👍 91%· 215KIGDB86· 14OC89· 211

Year 2020Dev id Software · Bethesda SoftworksOn Xbox · PS4 · PC

✓ Both are tactical first-person shooters — sharing shooter, first-person shooting and adventure storytelling

≠ Its own twist: horror tension, punishing difficulty and fantasy world, while skipping puzzle design

#9Call of Duty: Mobile

89

Call of Duty: Mobile

GenreShooterSubgenreFPSSub-subgenreTactical FPS

SoloMultiplayerTacticalFirst PersonThird Person

IGDB83· 2

Year 2019Dev Timi · Tencent GamesOn Android · iOS

✓ Both are tactical first-person shooters — sharing shooter, first-person shooting and adventure storytelling

≠ Its own twist: visual third person, while skipping puzzle design

#10Wolfenstein: The Old Blood

89

Wolfenstein: The Old Blood

GenreShooterSubgenreFPSSub-subgenreTactical FPS

SoloMultiplayerMeleeTacticalDarkNarrativeHorrorSci-FiFirst Person

Steam👍 90%· 23KIGDB76· 15OC78· 84

Year 2015Dev MachineGames · Bethesda SoftworksOn PS4 · PC · Xbox

✓ Fits the tactical first-person shooters cluster, with shooter, first-person shooting and adventure storytelling

≠ Stands apart with horror tension, stealth mechanics and historical setting, while skipping puzzle design

#11Metal Gear Solid: Portable Ops

88

Metal Gear Solid: Portable Ops

GenreShooterSubgenreFPSSub-subgenreTactical FPS

SoloMultiplayerTacticalFirst PersonStealth

IGDB90· 1

Year 2006Dev Kojima Productions · Konami

✓ Both are tactical first-person shooters — sharing shooter, first-person shooting and adventure storytelling

≠ Stands apart with stealth mechanics and visual third person, while skipping puzzle design

88

Titanfall 2

GenreShooterSubgenreFPSSub-subgenreTactical FPS

SoloMultiplayerPvPMeleeTacticalDarkSci-FiFirst Person

Steam👍 96%· 280KIGDB89· 23OC87· 140

Year 2016Dev Respawn Entertainment · Electronic ArtsOn PS4 · PC · Xbox

✓ Fits the tactical first-person shooters cluster, with shooter, first-person shooting and adventure storytelling

≠ Where it differs: brings historical setting and co op, while skipping puzzle design

#13Spec Ops: The Line

87

Spec Ops: The Line

GenreShooterSubgenreFPSSub-subgenreTactical FPS

SoloMultiplayerMeleeTacticalNarrativeDarkHorror

Steam👍 93%· 56KIGDB77· 9

Year 2012Dev Yager Development · 2K GamesOn PlayStation 3 · Linux · PC

✓ Both are tactical first-person shooters — sharing shooter, first-person shooting and adventure storytelling

≠ Its own twist: third-person shooting, horror tension and stealth mechanics, while skipping puzzle design

#14Transformers: War for Cybertron

87

Transformers: War for Cybertron

GenreShooterSubgenreFPSSub-subgenreTactical FPS

SoloMultiplayerMeleeTacticalSci-Fi

Steam👍 90%· 1.6KIGDB71· 8

Year 2010Dev High Moon Studios · ActivisionOn PlayStation 3 · PC

✓ Both are tactical first-person shooters — sharing shooter, first-person shooting and adventure storytelling

≠ Its own twist: third-person shooting, co op and visual third person, while skipping puzzle design

#15Star Wars Battlefront II

86

Star Wars Battlefront II

GenreShooterSubgenreFPSSub-subgenreTactical FPS

MultiplayerSoloPvPMeleeTacticalSci-FiFirst Person

Steam👍 88%· 96KIGDB72· 17

Year 2017Dev EA Digital Illusions CE · Electronic ArtsOn PS4 · PC · Xbox

✓ Both are tactical first-person shooters — sharing shooter, first-person shooting and adventure storytelling

≠ Where it differs: brings third-person shooting, setting space and fantasy world, while skipping puzzle design

Complete list of adventure games like Half-Life: Opposing Force

The full catalog of games sharing gameplay DNA with Half-Life: Opposing Force, ordered from highest to lowest similarity score. Use the filters above to narrow down by genre, setting or game mode and find the alternative that best fits your playstyle.

Call of Duty: Black Ops II

Call of Duty: Black Ops II

Shooter · FPS

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