NIGHT TRAVELER's 'Killer' came out on April 23, 2021. With this song being about 5 minutes long, at 5:18, "Killer" by NIGHT TRAVELER 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 song is number 5 out of 13 in Dreams You Don't Forget by NIGHT TRAVELER. Killer is below average in popularity right now. Although the tone can be danceable to some, this track does projects more of a negative sound rather than a postive one.

Killer テンポ

The tempo marking of Killer by NIGHT TRAVELER is Andante (at a walking pace), since this song has a tempo of 84 テンポ. With that information, we can conclude that the song has a slow tempo. The time signature for this track is 4/4.

Killer キー

This song has a musical key of F Major. This also means that this song has a camelot key of 7B. So, the perfect camelot match for 7B would be either 7B or 8A. While, 8B can give you a low energy boost. For moderate energy boost, you would use 4B and a high energy boost can either be 9B or 2B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 7A or 6B will give you a low energy drop, 10B would be a moderate one, and 5B or 12B would be a high energy drop. Lastly, 4A allows you to change the mood.