The 27 OSTs of the original Half Life.
Thanks to Valve, their composer Kelly Bailey, for these awesome soundtracks! 1 - Adrenaline Horror - 02:09 - Chapter 5: "We've Got Hostiles" 2 - Vague Voices - 02:11 - Chapter 1: Black Mesa Inbound 3 - Klaxon Beat - 01:00 - Chapter 2: Anomalous Materials 4 - Space Ocean - 01:36 - Chapter 3: Unforeseen Consequences 5 - Cavern Ambience - 01:41 - Chapter 3 & 14 6 - Apprehensive - 00:25 - Chapter 3, 4, 9, & 13 7 - Bass String - 00:10 - Chapter 4 & 9 8 - Hurricane Strings - 01:35 - Chapter 4: Office Complex 9 - Diabolical Adrenaline Guitar - 01:46 - Chapter 5 & 12 10 - Valve Theme [Extended] - 01:24 - Chapter 12: Surface Tension 11 - Nepal Monastery - 02:10 - Chapter 6 & 12 12 - Alien Shock - 00:38 - Chapter 7 & 12 13 - Sirens in the Distance - 01:14 - Chapter 8: On a Rail 14 - Nuclear Mission Jam - 02:02 - Chapter 11: Questionable Ethics 15 - Scared Confused Short - 00:18 - Chapter 9, 14, & 19 16 - Drums and Riffs - 02:05 - Chapter 8: On a Rail 17 - Hard Technology Rock - 01:42 - Chapter 13: "Forget About Freeman!" 18 - Steam in the Pipes - 01:57 - Chapter 14: Lambda Core 19 - Electric Guitar Ambience - 01:26 - Chapter 12: Surface Tension 20 - Dimensionless Deepness - 01:26 - Chapter 15: Xen 21 - Military Precision - 01:22 - Chapter 10: Residue Processing 22 - Jungle Drums - 01:51 - Chapter 16: Gonarch's Lair 23 - Traveling Through Limbo - 01:19 - Chapter 18: Nihilanth 24 - Credits / Closing Theme - 01:41 - Chapter 19: Endgame 25 - Threatening Short - 00:39 - Chapter 15 & 17 26 - Dark Piano Short - 00:19 - Chapter 11 & 12 27 - Sharp Fear Short - 00:10 - Chapter 7: Power Up
