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.
Obsidian Conflict Devblog Video #1
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 you the first one of our "Dev Blog" Videos.
Nov 18, 2011 News
Merry Christmas!
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 OC as well. We don't have much media planned this...
Dec 25, 2010 News
New team members, next stop: Steamworks!
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 about progress on the Steam version, Starting...
Nov 20, 2010 News
1.35 Released!
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.
May 31, 2010 News
1.35 Imminent!
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 are sick of this long wait too, so we are glad to...
May 9, 2010 NewsOnly registered members can share their thoughts. So come on! Join the community today (totally free - or sign in with your social account on the right) and join in the conversation.







Are people still working on the next Broken Escape map (ep2_oc_broken_escape_02d)? Just wondering, cuz it's my favorite campaign on Obsidian Conflict. :P
there always was only one person working on broken escape (W0rf0x / Shana), if you exclude the people that do the programming on the mod that is...
Hey, can you guys issue a hotfix? The steampipe updates are kinda breaking obsidian conflict.
we have no solution for these either yet, so we can't do a hotfix and won't be able to for the current version as the fix requires a fixed source engine...
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We're still working on it, progress just tends to be stop-and-go. ):
How can i use the houndeye npcs in my hammer maps too?
can i get the code to the houndeye npc? they are my fav monsters in hl1.
Thank you.
WILL THIS EVER update! D:
sure it will, we're posting things on twitter from time to time, and there are various other sources to stay updated, like Steamcommunity.com for example
I just got that problem too.. Idk how to even start a game.. there are like random maps.