Listen to the sound clip 13. 13:50 from S.T.A.L.K.E.R. - Clear Sky - Video Game Music: 13. 13:50 13. 13:50 This sound is from S.T.A.L.K.E.R. - Clear Sky - Video Game Music Video game music from S.T.A.L.K.E.R. - Clear Sky for Windows. Published by Deep Silver, GSC World Publishing (2008). Go to the full soundboardwith more sound clips Search