Legion of Heroes Original Soundtrack - Lethe
| Composed by | Lindsey Park / Peter Dal Woo Kim |
| Published by | ㈜ 넥슨 코리아 |
| Release type | Game Soundtrack - Official Release |
| Format | 1 Digital - 14 tracks |
| Release date | December 09, 2014 |
| Duration | 00:41:23 |
| Genres |
| 1 | Vaspers of StarsLindsey Park | 03:01 |  |
| 2 | Lethe (English Version)Lindsey Park | 04:42 | |
| 3 | Guinevere's SongPeter Dal Woo Kim | 03:36 | |
| 4 | AvalonPeter Dal Woo Kim | 03:14 | |
| 5 | RomePeter Dal Woo Kim | 04:02 | |
| 6 | The Mentle of DawnPeter Dal Woo Kim | 03:27 | |
| 7 | Maiden VoyagePeter Dal Woo Kim | 01:27 | |
| 8 | The Sibylline OraclesPeter Dal Woo Kim | 02:48 | |
| 9 | Abyssal JourneyPeter Dal Woo Kim | 02:03 | |
| 10 | The Wrath of AresPeter Dal Woo Kim | 02:09 | |
| 11 | Arthur's ResolutionPeter Dal Woo Kim | 01:37 | |
| 12 | Lideran's ResolutionPeter Dal Woo Kim | 01:34 | |
| 13 | Vaspers of Stars (Instrumental)Peter Dal Woo Kim | 03:01 | |
| 14 | Lethe (English Version) [Instrumental]Peter Dal Woo Kim | 04:42 | |
