"Intro" by On Call Heroes was released on January 14, 2012. For a fairly short song, this song is "Intro" is considered an explicit song with a duration of 0:58. The song is number 1 out of 15 in Brotherhood (Re-Release) by On Call Heroes. Based on our statistics, Intro's popularity is not that popular right now. Although the tone can be danceable to some, this track does projects more of a negative sound rather than a postive one.

Intro テンポ

The tempo marking of Intro by On Call Heroes is Moderato (at a moderate speed), since this song has a tempo of 120 テンポ. With that information, we can conclude that the song has a fast tempo. This song can go great with walking. The time signature for this track is 4/4.

Intro キー

This song has a musical key of D Major. This also means that this song has a camelot key of 10B. So, the perfect camelot match for 10B would be either 10B or 11A. While, 11B can give you a low energy boost. For moderate energy boost, you would use 7B and a high energy boost can either be 12B or 5B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 10A or 9B will give you a low energy drop, 1B would be a moderate one, and 8B or 3B would be a high energy drop. Lastly, 7A allows you to change the mood.