User Score
8.6

Generally favorable reviews- based on 402 Ratings

User score distribution:
  1. Negative: 7 out of 402
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  1. Oct 27, 2010
    10
    Phenomenal.
    Gearbox has literally outdone them self on this masterpiece of a game. With strikingly superior graphics for this games time and innovative story telling, this game honestly deserves a ten.
    I remember sitting,waiting for this game to be released at a young age after beating the first Half-Life. The story is fantastic, showing a different perspective. Instead of being the
    Phenomenal.
    Gearbox has literally outdone them self on this masterpiece of a game. With strikingly superior graphics for this games time and innovative story telling, this game honestly deserves a ten.
    I remember sitting,waiting for this game to be released at a young age after beating the first Half-Life.
    The story is fantastic, showing a different perspective. Instead of being the protagonist Gordon Freeman, you now take place as an antagonist known as Adrian Shepard. Moving on the the multi player, it is insanely fun. The excessive amount of explosions going on around you is an exciting add-on to this game. With servers still running eleven years later, this game is fantastic. Don't think that Opposing Force lacks a cooperative mode, because one Coop server is currently running with a maximum slot of 32 players per match.

    Overall, this game is a splendid masterpiece and I would recommend anyone buying. It's a ten dollars worth spending on a game such as this one.
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  2. Nov 22, 2010
    10
    This game is probably the greatest Half life extension/mod,it's great and classic,I mean this gives Half life a whole new look,instead of being through the eyes of Freeman,you're behind the eyes of Corporal Sherman,a US Marine who kicks ass and takes no names,This game inspired mods and mystery,From the starting to the Ending Gene Worm,it's just a kick ass time.Combined with blueThis game is probably the greatest Half life extension/mod,it's great and classic,I mean this gives Half life a whole new look,instead of being through the eyes of Freeman,you're behind the eyes of Corporal Sherman,a US Marine who kicks ass and takes no names,This game inspired mods and mystery,From the starting to the Ending Gene Worm,it's just a kick ass time.Combined with blue shift,it's just an awesome time,and a great buy. Expand
  3. Jan 24, 2011
    10
    With multiple new weapons, enemies, allies, and features, Half-Life Opposing Force is a great expansion to one of the greatest games of the 1990s and beyond.
  4. CRL
    Jul 24, 2011
    10
    This game was almost as good as the original Half Life. There's a whole new side of the story to explore, and what happens to Black Mesa after Gordon Freeman leaves for Xen. Also, the new protagonist and huge selection of weapons make Opposing Force feel more like an actual game than an expansion pack.
  5. Sep 3, 2011
    10
    It's made by a third party, but it still rivals Half-Life. There is a ton of action, you get to command a squad, and there are those ever-tense moments. Must buy if you loved Half-Life
  6. May 14, 2012
    10
    Almost as good as original Half-Life. Gearbox did their best.
    Graphics for year 1999 10/10 (no credits to gearbox)
    Sound effects 10/10
    music 10/10 but no new musics
    overall 9,8/10 but still 2nd best of original half lifes.
  7. Jan 1, 2012
    10
    Just imagine the situation back then.
    We had this plain awesome game called half-life that pretty much everyone played. Singleplayer, Multiplayer, we made lan parties, there were hundreds of new maps and modifications every week. (You really had to see it to believe how ridiculously big the community actually was and how many downloads there were available for this game) Than on top of all
    Just imagine the situation back then.
    We had this plain awesome game called half-life that pretty much everyone played. Singleplayer, Multiplayer, we made lan parties, there were hundreds of new maps and modifications every week. (You really had to see it to believe how ridiculously big the community actually was and how many downloads there were available for this game) Than on top of all this, this very good official addon was announced and released to further enhance the singleplayer and multiplayer. Thank you Gearbox!. How could it get any better?
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  8. Feb 4, 2012
    10
    An excellent expansions for a pioneering and enjoyable game, I finally got to play as the marines I so despised. No longer did we have to "Follow the Free Man", I could instead be part of the assault on the doomed facility. And of course, we had CTF in Half-Life. And a portal gun. YES!
  9. Jun 21, 2013
    10
    Amazing and incredibly well done! It gives a whole new perspective on the Black Mesa incident and it adds new enemies and new weapons. This game is just another masterpiece in the Half Life series.
  10. Feb 23, 2013
    10
    This game is a masterpiece. For me gearbox created perfect game for half life fans. Original half life and opposing force are equal fun and excitement wise. New weapons and race x looks gorgeous. Must have for every player who liked original half life.
  11. May 3, 2013
    10
    For an expansion, Opposing Force has literally great potential and game play value.

    Can't say a lot of things if you played the original game, basically is the original plot re-told from the eyes of the HECU soldier Adrian Shephard. As is a expansion, beyond the relatively new story, it also features new characters, new places, more multiplayer maps and weapons. Like the original
    For an expansion, Opposing Force has literally great potential and game play value.

    Can't say a lot of things if you played the original game, basically is the original plot re-told from the eyes of the HECU soldier Adrian Shephard.

    As is a expansion, beyond the relatively new story, it also features new characters, new places, more multiplayer maps and weapons.

    Like the original game, the journey is memorable, and has a great replay value, and like Half-Life, it also inspired a re-creation on the Source engine, called Operation Black Mesa.
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  12. Oct 13, 2014
    10
    This review contains spoilers, click expand to view. Great game! I love how it had Xen, and then it had the other race! It may be a lot like Half Life 1, but there are plenty new weapons, enemies, etc. Plus, you are a military soldier and you actually have more than 1 teammates! You can save scientist, guards, etc. Plus, you even kill assassins! Worth buying. I suggest you get it! Expand
  13. Mar 22, 2015
    10
    Half Life - Opposing force sets you in the perspective of Adrian Shepard, a marine sent to the Black Mesa research facility to find and capture Gordon Freeman. However, upon reaching the facility, their chopper is attacked and forced to crash land just outside the premises. Fortunately a scientist is able to pull you and your team inside. However you are the only survivor of the crash.Half Life - Opposing force sets you in the perspective of Adrian Shepard, a marine sent to the Black Mesa research facility to find and capture Gordon Freeman. However, upon reaching the facility, their chopper is attacked and forced to crash land just outside the premises. Fortunately a scientist is able to pull you and your team inside. However you are the only survivor of the crash. Adrian is forced to make his way through the research facility and find Freeman at any costs. Expand
  14. Apr 30, 2019
    10
    A melhor Expansão de todos os jogos, alem de ser o do melhor jogo da historia.
  15. Apr 28, 2021
    10
    Why doesn't this have critics reviews? Also this game deservers a 9/10 at least.
  16. Jan 26, 2021
    10
    Oynanış: 40/40
    Hikaye: 30/30
    Grafikler: 20/20
    Sesler ve Müzikler: 10/10
    Sonuç: 100/100
  17. Sep 24, 2020
    10
    Half-Life: Opposing Force easily the best expansion pack ever made. Not only it introduces new chapters, enemies and armory. Also expands Half-Life's story to a new level.
  18. Jan 19, 2023
    10
    This review contains spoilers, click expand to view. Great expansion for Half-Life.

    Half-Life: Opposing Force is a great expansion for the main game. It changes the perspective of the events going on in the Half-Life story and offers a nice piece of extra story.

    In this game, you play as Adrian Shephard, a US marine from the HECU force, one of the main enemies from the original Half-Life. You and your buddies are sent to murder everything and everyone that has involvement with the Black Mesa facility. You fly in a helicopter with your squad mates on your way to the Black Mesa facility, but your ride is attacked by flying alien forces and the helicopter crashes, killing a lot of your team mates. You make your way to the extraction point, only to receive the middle finger from G-Man, who forces the extraction craft to leave without you.

    You quickly discover that the aliens outnumber you and your fellow soldiers a thousand times to one. To make matters worse, a second alien race hits the scene, called Race X, causing even more trouble and struggles. To top it off, because the battle is going bad against the invaders, a new military force, called Black Operations, is trying to contain the situation by eliminating everyone and everything involved in the Black Mesa project. This also includes the HECU force, which was sent to contain the situation in the first place.

    You battle your way through Race X aliens, Black Operations forces and try to disarm the nuclear bomb that the Black Operations are trying to launch to wipe out everything and everyone. You eventually reach the launch device and disable it, but good old G-Man reactivates it again. The final battle is, again, a giant mix between Race X aliens, Black Operations forces and in the end, some unholy abomination that is guarding and blocking off the new portal that spawns the Racer X aliens. You murder the hell out of the beast and are immediately teleported to G-man, who congratulates you, sets of the nuclear device and transports you to “a place safe, where you can tell no one what happened and where he cannot be harmed.

    It is as shady as ever and I loved it. You even see a moment where Gordon goes into the original portal to confront the Nihilanth, tying the game and this expansion together. The moral here is also excellent. You are sent to kill everyone that has something to do with the Black Mesa Project but are ultimately kind of forced to team up with the security personnel and scientists to increase your chances of survival against the aliens.

    Half-Life: Opposing Force plays in the same style as the original Half-Life. The only exception is that you do not have a fancy suit this time and are left with your good old military wits and weapons. You are aided frequently in the many battles in the game by fellow soldiers, scientists and security personnel, giving you the feeling that you do this together (until they are all killed off). There are new weapons in the game like the sniper rifle and the combat knife, which were a nice addition to the game. I loved the sniper rifle, it felt accurate and brutal to use.

    In terms of graphics, sound and controls, it is all just as good as the original Half-Life. After playing Half-Life Source, I needed a moment to adjust again to the blend water detail and the stiffer physics, but I adapted soon enough again.

    Besides the excellent new campaign, Half-life: Opposing Force also introduced new multiplayer elements. The new weapons in the expansion are now usable in deathmatch games and there are new maps available. It also features a new game mode, capture the flag and a power up system.

    My only “issue” with the game was that it was a little on the short side. This is however not that much of a deal because it is an expansion and not a sequel.

    In the end, Half-Life: Opposing Force is an excellent expansion for the main game,
    and I can only praise it.
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  19. Jun 9, 2023
    10
    Opposing Force expands on Half-Life's brilliance with new weapons, enemies, and a gripping story. A must-play for fans of the series.
  20. Apr 20, 2021
    9
    Half-Life: Opposing Force | 1999 | VR | Played for: 6h

    Played for the first time in 2021 (+two decades late to party) and did so in VR on Oculus Quest 2. It's hard to judge graphics and sound after all these years, but the level design and overall story connection is well thought out. The new enemies and weapons feel like a proper content addition (""barnacle grappling hook"" is a
    Half-Life: Opposing Force | 1999 | VR | Played for: 6h

    Played for the first time in 2021 (+two decades late to party) and did so in VR on Oculus Quest 2.
    It's hard to judge graphics and sound after all these years, but the level design and overall story connection is well thought out.
    The new enemies and weapons feel like a proper content addition (""barnacle grappling hook"" is a really nice addition).
    Absolutely recommended for any HL fans who would like some extra information on the Black Mesa incident.

    Overall the VR experience is really good and weapons aiming works really well.

    Story: 9,5/10
    Gameplay: 9,5/10
    Graphics/Physics: 8/10
    Music/Sound: 9,5/10
    Overall: 9,13/10
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  21. Nov 17, 2011
    9
    Half-Life: Opposing Force was a brief (but in my opinion just-right) expansion for the classic FPS Half-Life. The graphics are dated, but if you are a Half-Life fan, you should definitely give it a try. It's not as good as Half-Life itself, but it comes close. HL: Blue Shift is another good one. Give them a try if you're a Half-Life fan.
  22. May 14, 2011
    9
    A very well accomplished sequel. Not as good as the original though.
  23. Jan 5, 2012
    9
    The game follows the storyline of the original Half-Life game but goes even deeper showing the final hours before the destruction of the facility that weren't in the original game. The game follows a marine who is sent to a classified mission in Black Mesa. The game's story is the same as the original Half-Life but from a different perspective. Some events that happened in the originalThe game follows the storyline of the original Half-Life game but goes even deeper showing the final hours before the destruction of the facility that weren't in the original game. The game follows a marine who is sent to a classified mission in Black Mesa. The game's story is the same as the original Half-Life but from a different perspective. Some events that happened in the original game can also be seen in this game adding to the experience if you've played the original game. Later, the player encounters completely new types of enemies. The game has the same feel as the original Half-Life with all the puzzles and boss fights. Overall the game is very fun to play and is a great FPS experience. Expand
  24. Sep 4, 2011
    9
    Adrian Shepard- i played this game when it first came out. Its been quite awhile and to remember the main characters name says it all. For its time it was one of the best, and storyline and pacing blow away alot of what is out right now. This is a GREAT classic...
  25. Oct 5, 2011
    9
    Almost as good as the original Half-Life, with at least 10 new guns and 5 new enemies. You can still make guards or scientists follow you too, as well as medics, engineers, or infantry soldiers. Absolutely fantastic, only thing is that the gameplay isn't quite as completely amazing as the original Half-Life. - 93/100
  26. Mar 5, 2014
    9
    This game is very great. It has a long story like half life itself (unlike Blue Shift one). It really gives you a different experience of the same game. But there are really bad few bugs. Like you can get stuck in the elevator, doors etc. But still my money worth it!
  27. Nov 6, 2014
    9
    It seems not as good as the first Half Life, but still is a great impact in the gaming world. The gameplay simple and refined, do a good job and makes a good game.
  28. Sep 4, 2016
    9
    Before we start the review I usually dont do short reviews on metacritic, unless they console games, if they are pc and on steam , i usually leave them on steam, but as this is an expansion pack this is and exeption . PS i am between an 8.5 and a 9

    A great expansion pack to the main game . Worth playing even to this day ( same i say with goldeneye for n64) , very fun to witness the
    Before we start the review I usually dont do short reviews on metacritic, unless they console games, if they are pc and on steam , i usually leave them on steam, but as this is an expansion pack this is and exeption . PS i am between an 8.5 and a 9

    A great expansion pack to the main game . Worth playing even to this day ( same i say with goldeneye for n64) , very fun to witness the events from a different point of view. Just long enough. Just hard enough, great level design. Good weapon variety and enemy variety.
    The only minor complaint is arguably the aiming. While the aiming works, sometimes the autoaim is a hindrance.
    However a great fps game. And while fps isnt my fav genre , sometimes fps , especially when the fps is good and hard they tend to stick with me. Like this game , moh frontline, nolf, golden eye, perfect dark etc.
    Recommended.
    PS: play it after you done with the orginal.
    Thanks for reading.
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  29. Apr 2, 2015
    9
    This game was made back in good old days, when datadisk wasn´t just "two new missons and weapons". Its a new interesting story taking place in Half Life 1 storyline and you play for one of "those" soldiers. Good Idea, great new features and hours of fun. Great game.
  30. Mar 25, 2020
    9
    After playing the disappointing Blue Shift I didn't have much hope for this. Both are developed by Gearbox after all.

    I was absolutely blown away. This isn't just a fantastic Expansion, this takes base Half-Life's lore, and builds upon it exponentially in new and interesting ways. With many assets entirely unique to it and a thoroughly enjoyable campaign, It's no wonder this is regarded
    After playing the disappointing Blue Shift I didn't have much hope for this. Both are developed by Gearbox after all.

    I was absolutely blown away. This isn't just a fantastic Expansion, this takes base Half-Life's lore, and builds upon it exponentially in new and interesting ways. With many assets entirely unique to it and a thoroughly enjoyable campaign, It's no wonder this is regarded as "the only Half-Life expansion that's worth playing"

    "Worth playing" is an understatement. In all seriousness, this might be better than the base game. I wouldn't bother with Blue Shift, but Opposing Force is an essential component to the original Half-Life experience.
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