Talk:PSG-1/@comment-5522921-20130616181713/@comment-24330095-20140117103652

I beliave 1st multiplayer FPS game should be same company with half life "SIERRA" game name Delta Force or now  Delta Force (Black Hawk Down) year 1998? if im not mistaken. Then Half-Life still under "SIERRA" collaborate with Counter-Strike year 1999.