To learn Azari - Nightmare chords, grasp the musical fabric of the song with this sequence - Gb, E, Eb, Abm, B, E, Abm, E, Abm and Gb of chords. To master the tempo, it's wise to start at 64 BPM before aiming for the song's 128 BPM. With B Major as the song's key, tweak the capo to cater to your vocal pitch and chord likes.