Obsidian Conflict is a cooperative multiplayer modification set in the Half-Life 2 universe. It features a large amount of new gameplay features on all-new maps specially designed for the mod with focus on cooperative gameplay, as well as over hundred user-made maps following the same formula. In addition to that, You're able to play through vanilla Half-Life 2 all the way up to Episode 2, as well as experimental support for cooperative Half-Life: Source play.

RSS News
Steam version Closed Beta

Steam version Closed Beta

News 11 comments

After two years of delay, dealing with a multitude of issues in real life and in development, we are finally starting the penultimate step towards the...

State of the Mod Update

State of the Mod Update

News 6 comments

It’s hard to believe that a whole year has already passed since our last update. Time sure flies, doesn’t it? So we thought that since our last article...

15 years of Obsidian Conflict

15 years of Obsidian Conflict

News 9 comments

On this day, fifteen years ago, the first version of Obsidian Conflict was released to the public. It all began when the original founders Skidz and Hyperjag3...

2020 winter update

2020 winter update

News 6 comments

Let's take a look at how 2020 turned out for Obsidian Conflict.

Obsidian Conflict 2020 mini media update

Obsidian Conflict 2020 mini media update

News 6 comments

After the summer media update, we kept working on the internals of the mod and at this point, almost all the big bugs like game crashes are gone. With...

Obsidian Conflict 2019 summer update

Obsidian Conflict 2019 summer update

News 9 comments

For those who aren’t present in our Discord, you might be wondering what happened during the last nine months. Why have we returned to radio silence...

Obsidian Conflict Fall 2018 media update

Obsidian Conflict Fall 2018 media update

News 12 comments

It has been five months since we announced our comeback, let us show you what we've been working on since then!

Obsidian Conflict is back on track

Obsidian Conflict is back on track

News 37 comments

Long time no see, huh? It’s already been eight years since the release of 1.35 in 2010, six years since the release of the 1.35 hotfix in 2012 and three...

Unofficial mountfix

Unofficial mountfix

News 9 comments

Hello everyone, we’d just like to inform you that our community member jfm created an automatic mountfix installer, big thanks to him!

Breaking the silence

Breaking the silence

News 18 comments

We have a hotfix in the works to address some of the problems that have been plaguing OC the last few months, it will fix the now-broken mounting system...

Obsidian Conflict Devblog Video #1

Obsidian Conflict Devblog Video #1

News 25 comments

We've been quiet for too long again, heck, we almost could have reused the news post from last Christmas by now. So, to break the silence, we present...

Merry Christmas!

Merry Christmas!

News 7 comments

We wish you all a Merry Christmas and hopefully a happy new year from all of the OC Team! While we're at it we would like to give you some news about...

New team members, next stop: Steamworks!

New team members, next stop: Steamworks!

News 16 comments

We have been somewhat quiet the last few months, but we hope to change that. From now on we will try to make more frequent news posts to keep people updated...

1.35 Released!

1.35 Released!

News 10 comments

While "1.35 will be released sometime this month" may have meant the end of the month, Obsidian Conflict 1.35 is now available for download.

1.35 Imminent!

1.35 Imminent!

News 29 comments

Yes and for real this time! "What is taking you so long, it's May and there's still no 1.35?!" some of you might have been thinking. And trust us, we...

Merry Christmas!

Merry Christmas!

News 9 comments

The OC Team wishes you a Merry Christmas and wants to say thanks to all of you who keep supporting us! To let you know what's going on currently, we are...

Happy third birthday OC, 1.35 heads up!

Happy third birthday OC, 1.35 heads up!

News 19 comments

Well this post is a few days late, but 3 years ago, on Tuesday, July 22, 2006 - 5:34PM PST, the first public beta version of Obsidian Conflict was released...

Version 1.34 Released!

Version 1.34 Released!

News 12 comments

After being quiet for 4 months, we finally release version 1.34, which was first planned to be released about 2 weeks after 1.33 came out. This Update...

Obsidian Conflict V1.3 Released!

Obsidian Conflict V1.3 Released!

News 1 comment

After one and a half years of waiting, Obsidian Conflict V1.3 is finally out the door and ready for play by the public. Come play your favorite sections...

Obsidian Conflict Version 1.23 Patch Released!

News

We have just finished up on some major bug fixes and 1.23 is ready for download. Download links on our site and also on ModDB soon. Here is a list of...

Obsidian Conflict Version 1.22 Patch is Ready!

News

We have just finished up the internal testing of the 1.22 patch and are ready to release it to the public. Please be aware that this changelist is also...

Obsidian Conflict Beta 1.21 Release!

News

Obsidian Conflict Beta 1.21 ======================= *Fixes - Fixed a couple of crashes on the server. - Fixed missing materials in oc_stadium. - Added...

Obsidian Conflict 1.1 Patch Released!

News

We have just released the Obsidian Conflict Version 1.1 Patch for all to download. This patch includes a number of changes, fixes and additions. Changelog...

Obsidian Conflict Released!

News

We have just released Beta 1 of the Obsidian Conflict Mod. All Media Can be found on our Homepage Current Download Links can be found on our website and...

Beta Release Soon!

News

We are currently getting ready for a Beta release, that should hit within the next week. Our Lead coder has finished the current list of Beta 1 features...

Obsidian Conflict Update

Obsidian Conflict Update

News 11 comments

We are nearing the release of Beta 1. Its all down to finishing the content and smashing current bugs. We are hoping to release within the coming weeks...

Mod Merger

News

As it happens we have just finished an agreement between JoeScoma mod, the group that brought you the amazing Coop maps for HL2: Deathmatch. As of now...

The Power, the Freedom.

News

If you are wondering were we have been I hope you didn't think we were dead. The mod is far from dead, we just took another break to get back to...

Obsidian Media Release

Obsidian Media Release

News 4 comments

Obsidian Conflict is an upcoming mod for Half-Life 2 with multiple game modes, including: Cooperative, Fort, and Iron Helix. Obsidian Conflict also gives...

Game Modes.

News

Hi We are just starting to show our work to the public so I figured I would post our current gameplay ideas. Gameplay (Obsidian Trials) # PvP Escape...