Natural Selection 2 Official Soundtrack Expanded
| Published by | Various Artists |
| Release type | Film Score - Official Release |
| Format | 1 Digital - 22 tracks |
| Release date | October 31, 2012 |
| Duration | 01:17:56 |
| Genres |
| 1 | Descent to the SurfaceDavid John | 03:37 |  |
| 2 | Main MenuSimon Chylinksi | 05:11 | |
| 3 | InfestingDavid John | 03:03 | |
| 4 | HiveDavid John | 04:06 | |
| 5 | RushDavid John | 01:44 | |
| 6 | DecayDavid John | 04:13 | |
| 7 | EvolutionDavid John | 02:26 | |
| 8 | Rust & SteamDavid John | 04:17 | |
| 9 | TarnishedDavid John | 02:35 | |
| 10 | ExosuitSimon Chylinski | 02:21 | |
| 11 | Origin of KharaaDavid John | 04:27 | |
| 12 | Thirsty OnosSimon Chylinski | 05:27 | |
| 13 | AloneDavid John | 02:12 | |
| 14 | RefineryDavid John | 01:13 | |
| 15 | GorillaSimon Chylinski | 04:34 | |
| 16 | FrontiersmenDavid John | 01:53 | |
| 17 | The FutureDavid John | 05:23 | |
| 18 | Thirsty SkulkSimon Chylinski | 05:06 | |
| 19 | Thirsty LerkSimon Chylinski | 04:08 | |
| 20 | Dark NebulaSimon Chylinski | 05:05 | |
| 21 | CeleritySimon Chylinski | 01:12 | |
| 22 | SupernovaSimon Chylinski | 03:43 | |
