Над альбомом работал композитор SNK SOUND TEAM (Toshikazu Tanaka (METAL SLUG 7 ORIGINAL SOUNDTRACK, METAL SLUG 5 ORIGINAL SOUNDTRACK, METAL SLUG 4 ORIGINAL SOUNDTRACK), а его релиз состоялся 27 марта 2019 года. На саундтрек попало 39 композиций общей длительностью более часа. Подборка является компиляцией оригинальной музыки. Выпуском пластинки занимался лейбл SNK NEO SOUND RECORDS.
CD 1
| 1 | New plot (Opening Movie) | 02:25 | |
| 2 | Agonizing decision (General Menu Screen) | 01:24 | |
| 3 | Start from mountain village (Stage 01 / Mountain Village) | 04:38 | |
| 4 | Be headquartered in the city (Stage 02 / The City Around The Headquarters) | 04:28 | |
| 5 | Desert town (Stage 03 / Desert Town) | 04:15 | |
| 6 | Coal mine mark (Stage 04 / Coal Mine Mark) | 04:28 | |
| 7 | Underground ruins (Stage 05 / Underground Ruins) | 04:44 | |
| 8 | Atmospheric discharge (Stage 06 / The Flyer) | 05:19 | |
| 9 | Break the barrier (Stage 07 / Outer Wall, Within The Facility) | 04:37 | |
| 10 | Sink under the waves (Stage 08 / The Mariner) | 04:34 | |
| 11 | The South Pole (Stage 09 / The Antarctic) | 04:41 | |
| 12 | Climb the tower (Stage 10 / The Tower) | 05:06 | |
| 13 | Out of control (Stage 11 / Roof Of The Tower, Lugus) | 04:10 | |
| 14 | Shout of sadness (Stage 11 / Roof Of The Tower, Lieu) | 03:56 | |
| 15 | Various bosses | 03:54 | |
| 16 | Escape velocity (Mini Game / POW Escape) | 04:14 | |
| 17 | Mission Clear | 00:11 | |
| 18 | Game Over | 00:12 | |
| 19 | The Result Is All (Result Screen) | 01:26 | |
| 20 | Honest person who fights (Demo Type 1) | 02:47 | |
| 21 | Soldier who confronts it (Demo Type 2) | 01:12 | |
| 22 | Comfortable tension (Demo Type 3) | 02:42 | |
| 23 | Situation that becomes tense (Demo Type 4) | 01:52 | |
| 24 | Settle down (Demo Type 5) | 02:53 | |
| 25 | At the relief (Demo Type 6) | 00:58 | |
| 26 | It talks about the history. (Demo Type 7) | 02:52 | |
| 27 | Imminent danger (Demo Type 8) | 01:10 | |
| 28 | Dangerous atmosphere (Demo Type 9) | 01:08 | |
| 29 | Sense of crisis (Demo Type 10) | 01:30 | |
| 30 | Allen's theme (Demo / Allen's Theme) | 02:51 | |
| 31 | Morden's theme (Demo / Morden's Theme) | 03:14 | |
| 32 | Oguma's theme (Demo / Oguma's Theme) | 02:14 | |
| 33 | Combat beginning (Movie Demo 1) | 01:49 | |
| 34 | Doubtful castle (Movie Demo 2) | 00:34 | |
| 35 | Secret in iceberg (Movie Demo 3) | 00:25 | |
| 36 | Living thing that goes mad (Movie Demo 4) | 01:06 | |
| 37 | Scientist's fate (Movie Demo 5) | 00:40 | |
| 38 | People who had a hard time (End Credits) | 03:02 | |
| 39 | Unused tune | 04:37 | |
