STEAM GROUP
Operation Black Mesa OBM
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STEAM GROUP
Operation Black Mesa OBM
1,386
MEMBERS
49
IN-GAME
343
ONLINE
Founded
17 November, 2007
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Showing 1-7 of 7 active topics
0
3 May, 2018 @ 3:29am
The Mod
WYDRA_GAMING🦦
0
15 Mar, 2017 @ 5:29am
Any chance that you guys will make player legs models​ (in first person mode)
Optimus Prime
3
19 Oct, 2015 @ 1:41pm
Is there a relase date ??????????
Crazyme
3
23 Apr, 2013 @ 10:34pm
How far is operation-black-mesa estimated Completion?
MickyK
1
30 Sep, 2012 @ 11:40am
Disabling cheats
MajorKola
2
21 Sep, 2012 @ 7:54am
How's it going everybody?
Binary
0
21 Sep, 2012 @ 7:54am
Cooperation in OBM
Raptor
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