Opus Pocus (arr. V. Wallace)

Opus Pocus (arr. V. Wallace) is a somber song by Jaco Pastorius with a tempo of 87 BPM. It can also be used double-time at 174 BPM. The track runs 5 minutes and 5 seconds long with a G♯/A♭ key and a minor mode. It has average energy and is somewhat danceable with a time signature of 4 beats per bar .