The Best of OPUS A Music Selection from the OPUS Collection
| Composed by | Triodust |
| Published by | Flyhigh Works |
| Release type | Game Soundtrack - Promo / Enclosure |
| Format | 1 CD - 36 tracks |
| Release date | January 31, 2019 |
| Genres |
Download code included with the physical Switch version of "OPUS Collection The Day We Found Earth + Rocket of Whispers"
M1~10 from Opus: The Day We Found Earth
M11~30 from Opus: Rocket of Whispers
M31~36 are Special Bonus Tracks
M1~10 from Opus: The Day We Found Earth
M11~30 from Opus: Rocket of Whispers
M31~36 are Special Bonus Tracks
| 1 | Terrestrial | ||
| 2 | Lisa | ||
| 3 | Invisible | ||
| 4 | Quasar | ||
| 5 | H.A.L | ||
| 6 | Hope | ||
| 7 | Beyond | ||
| 8 | The Day We Found Earth | ||
| 9 | Beyond - Piano | ||
| 10 | Universe Atmospheres | ||
| 11 | Rocket of Whispers | ||
| 12 | Once Upon a Space Burial | ||
| 13 | The Plague | ||
| 14 | I Hear You | ||
| 15 | Post-Plague | ||
| 16 | Space Burial Launch Site | ||
| 17 | The Witch | ||
| 18 | Town of Malkuth | ||
| 19 | Fei Lin | ||
| 20 | Failure | ||
| 21 | Doubt | ||
| 22 | For What | ||
| 23 | Dissonance | ||
| 24 | Alone Again | ||
| 25 | I Miss You | ||
| 26 | Wonderful World | ||
| 27 | We Are Here | ||
| 28 | To Celebrate, and Say Goodbye | ||
| 29 | Rocket of Hope | ||
| 30 | 21 grams ft. Fei Lin | ||
| 31 | I Miss You - Rearranged（Bouns Track） | ||
| 32 | Lisa - Fes（Bouns Track） | ||
| 33 | New Malkuth Mine - Battle Mix（Bouns Track） | ||
| 34 | Fei - Motif Demo（Bouns Track） | ||
| 35 | We Are Here - Demo（Bouns Track） | ||
| 36 | 21 grams - Another Heaven（Bouns Track） |
