Games Like Half-Life: Opposing Force (2026)

Loved Half-Life: Opposing Force? Here are 3 similar games worth playing next — ranked by critic and player scores, each with live price comparison from trusted key stores like Eneba and Kinguin so you find the cheapest place to buy. Prefer the original? Compare Half-Life: Opposing Force prices →

#1
Ultimate DOOM
85
Shared: Classic FPS
Four episodes of relentless demon-blasting across 36 maps, from Phobos moon bases to the pits of Hell. This is where the FPS genre was born, and it still plays like it means it.
from €3.98-80%·Compare prices →
#2
Half-Life 2
96
Shared: Classic FPS
Twenty years on and the Gravity Gun still makes modern shooters look lazy. If you have never played Gordon Freeman's City 17 run, that gap in your library needs fixing today.
from €1.09·Compare prices →
#3
Black Mesa
84
Shared: Single-Player Campaign
If you missed Half-Life the first time or just want it rebuilt from the ground up, Black Mesa does things the original only dreamed of - especially in its final act.
from €3.20-84%·Compare prices →

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