Valse de la nuit éternelle by 深空之眼, Polymath9 Song Details

"Valse de la nuit éternelle" by 深空之眼, Polymath9 had its release date on October 21, 2025. With this song being around four minutes long, at 4:24, the duration of this song is pretty average compared to other songs. This track is safe for children and doesn't appear to contain any foul language, since the "Explicit" tag was not present in this track. There are a total of 19 in the song's album "Rush along with Myself, Vol. 3 (Aether Gazer Chapter 22 Original Soundtrack 2)". In this album, this song's track order is #18. Valse de la nuit éternelle is unknown right now. In our opinion, the overall tone is not very danceable and projects negative sounds, such as being sad, depressed, or angry.

BPM and Tempo

With Valse de la nuit éternelle by 深空之眼, Polymath9 having a BPM of 38 with a half-time of 19 BPM and a double-time of 76 BPM, we would consider this track to have a Grave (very slow) tempo marking. Because of this, we believe that the song has an overall slow tempo. The time signature for this track is 4/4.

Music Key

E♭ Major is the music key of this track. Or for those who are familiar with the camelot wheel, this song has a camelot key of 5B. So, the perfect camelot match for 5B would be either 5B or 6A. While, 6B can give you a low energy boost. For moderate energy boost, you would use 2B and a high energy boost can either be 7B or 12B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 5A or 4B will give you a low energy drop, 8B would be a moderate one, and 3B or 10B would be a high energy drop. Lastly, 2A allows you to change the mood.

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