Front Line Assembly made "Unknown." available on January 15, 2021. With this song being about 5 minutes long, at 5:06, "Unknown." by Front Line Assembly is fairly a long song compared to the average song length. This song does not have an "Explicit" tag, making it safe for all ages. The track order of this song in Front Line Assembly's "Mechanical Soul" album is number 3 out of 11. Based on our statistics, Unknown.'s popularity is below average in popularity right now. Since there is more of a neutral sound being played, this makes the track somewhat danceable.

Unknown. テンポ

We consider the tempo marking of Unknown. by Front Line Assembly to be Allegro (fast, quick, and bright) because the track has a tempo of 130 テンポ, a half-time of 65テンポ, and a double-time of 260 テンポ. Based on that, the speed of the song's tempo is fast. Activities such as, walking, can go well with this song. The time signature for this track is 4/4.

Unknown. キー

D♭ Major is the music key of this track. This also means that this song has a camelot key of 3B. So, the perfect camelot match for 3B would be either 3B or 4A. While, 4B can give you a low energy boost. For moderate energy boost, you would use 12B and a high energy boost can either be 5B or 10B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 3A or 2B will give you a low energy drop, 6B would be a moderate one, and 1B or 8B would be a high energy drop. Lastly, 12A allows you to change the mood.