1:36   Half-Life: Opposing Force [Music] - Storm 1:47   Half-Life: Opposing Force [Music] - Bust 5:47   Half-Life: Opposing Force OST - Storm [EXTENDED] 1:47   Half-Life: Opposing Force - Bust 1:32   Half-Life: Opposing Force [Music] - Chamber 3:20   Half-Life: Opposing Force - Bust & Tunnel ( Mashup ) [ Read Description] 2:31   Operation Black Mesa + Opposing Force - The Freight Yard Tunnel 1:29   Half-Life: Opposing Force [Music] - Planet 1:39   Half Life Opposing Force Soundtrack: Storm HQ 4:21   Black Mesa - Forget About Freeman (remix) 1:37   Half-Life: Opposing Force OST - 06 - Storm 1:16   Half-Life: Opposing Force [Music] - Alien Forces 8:43   Half Life: Opposing Force Soundtrack- Storm Extended 4:49   Black Mesa - We've Got Hostiles (remix) 1:25   Half-Life: Opposing Force OST - 12 - Soothing Antagonist 8:40   Half-Life: Opposing Force / Blue Shift OST - Soothing Antagonist (Extended)