To start learning Strix Q - Nattfjäril chords, delve into these chords sequence to get the song's feel: Am, Em, F#, Bm, Em and Bm. Start with a comfortable 64 BPM and as you become proficient, aim for the song's BPM of 129. Set the capo considering your vocal range and favored chords, aligned with the key: B Minor.