Thread:ConTraZ VII/@comment-25409200-20150707175652/@comment-25409200-20150708015340

Well actually its a mod for Half-Life 1, and that sound is made by Team Psykskallar,the developers of the game, it is either ruMpel or Minuit who recorded it and edited it because they are the only members of Team Psykskallar who worked on Afraid of Monsters : Director's Cut.