Альбом был написан Captain Beroou / Hiya! / Hori_Hori / maitaro / Q_JIROU и вышел 18 августа 2016 года. На саундтрек попало 28 композиций общей длительностью более часа. Подборка является компиляцией оригинальной музыки. Выпуском пластинки занимался лейбл SNK.
CD 1
| 1 | The MILITARY SYSTEM (Operation Explanation, Ranking) | 01:02 | |
| 2 | BARRACKS (Character Select) | 00:39 | |
| 3 | Blue Water Fangs -The Island of Dr. Moreau- (Stage 1) | 03:56 | |
| 4 | Marine Diver (Stage 1 Altanative Route〜Deep Sea) | 02:56 | |
| 5 | The UNKNOWN WORLD (Stage 1 Altanative Route〜Core Facility, UFO Interior Passage 1) | 04:15 | |
| 6 | STEEL BEAST 6BEATS (Boss Theme A) | 02:22 | |
| 7 | Midnight Wandering (Stage 2) | 03:53 | |
| 8 | Devil's Snow Cave (Stage 1 Altanative Route〜Cave of Ice) | 03:21 | |
| 9 | METAMORPHOSIS (Boss Theme B) | 03:27 | |
| 10 | The Shallow Sea (Stage 3) | 02:53 | |
| 11 | Hard Water (Stage 3 Altanative Route〜Underground Channel) | 04:33 | |
| 12 | ASSAULT THEME (Stage 3 Altanative Route〜Bridge, Stage 5-2) | 04:27 | |
| 13 | Secret Factory (Stage 3 Altanative Route〜Armory) | 03:51 | |
| 14 | Desert (Stage 4) | 03:06 | |
| 15 | Pyramid (Stage 1 Altanative Route〜Pyramid) | 02:28 | |
| 16 | The CENOTAPH (Stage 4 Altanative Route〜Ancient Ruins) | 03:31 | |
| 17 | The Japanese Army (Stage 4 Altanative Route〜Ex-military Hideout) | 03:25 | |
| 18 | Into the Sky (Stage 5-1) | 03:02 | |
| 19 | The KIDNAPPING (Alien Appearance) | 00:32 | |
| 20 | Into the Cosmos (The Void of Space) | 04:12 | |
| 21 | KISS IN the DARK (Enemy UFO Interior) | 02:26 | |
| 22 | FIRST CONTACT (UFO Interior Passage 2) | 02:48 | |
| 23 | BIOINFORMATICS (UFO Interior Passage 2) | 03:48 | |
| 24 | ESCAPE (UFO Escape) | 04:34 | |
| 25 | FINAL ATTACK (Final Boss) | 03:25 | |
| 26 | END TITLE AGAIN (Final Production〜Staff Roll) | 02:26 | |
| 27 | GRAVESTONE (Game Over) | 00:08 | |
| 28 | CARRY OUT (Stage Clear) | 00:08 | |
