To learn Black Gryph0N - (1920) Insane chords, anchor your practice on these foundational sequence of chords - Abm, Em, C, B, Em, C, Am, Em, G and C. A good strategy is to initiate at 49 BPM and then accelerate to the track's regular speed of 99 BPM. Tune your capo to accommodate your vocal range, referencing the song's key: G Major.