To learn Kiss - Unholy chords, begin by getting comfortable with these sequence: Eb, Ebm, Eb, A, Gb, Db, E, Abm, Db, Abm, Ab and Ebm. Kick off your practice at a gentle 60 BPM, then escalate to the song's tempo of 120 BPM. Considering your vocal pitch and chord choices, adjust the capo in accordance with the key: Db Minor.
