Games like Half-Life: Opposing Force
If you like Half-Life: Opposing Force (shooter, classic and expansion), these 10 games are similar in what you do and how you play. They go from most to least similar.

Half-Life: Blue Shift
- In common: action
When you want a complete campaign that fits in an afternoon, with no long commitment.

Half-Life 2
- In common: action
When you want an action adventure with a story: each chapter changes pace and fits into an hour or two.

Half-Life
- In common: action
When you fancy a classic campaign at your own pace: you can save anytime and progress in hour-long chunks.

Star Wars: Republic Commando
- In common: action
When you want an old-school action campaign you can finish in a few afternoons.

F.E.A.R.
- In common: action
When you want a main campaign of around 12 hours of slow-motion tactical firefights in an unsettling atmosphere.

BioShock™
- In common: action
- Difference: more story
When you want a story-driven campaign with an unsettling atmosphere and fights you can approach in many different ways.

BioShock Infinite
- In common: action
- Difference: more story
When you fancy a single-player campaign with a thought-provoking story that brings parallel universes into play.

Call of Duty®: Modern Warfare® 2 (2009)
- In common: action
- Difference: more co-op
When you want a short, intense campaign for a weekend: it takes around 4-6 hours on normal difficulty.

DOOM
- In common: action
When you're fired up and want an adrenaline rush: each level is a succession of intense fights.

Titanfall 2
- In common: action
When you want high-quality action with no commitment: one or two afternoons and you're done.
How we pick them
We compare the tags the Steam community gives each game with our own classification: what you do (action, story, building…), the difficulty, how long sessions last and whether you play alone or with others. Nobody pays to appear.

About Half-Life: Opposing Force
The Half-Life disaster seen from the other side: you're a marine sent to clean up Black Mesa who ends up fighting to survive. New weapons and enemies in a shorter, combat-focused campaign.
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