In terms of chords and melody, Three Pistols has complexity on par with the typical song, having near-average scores in Melodic Complexity and Chord-Melody Tension and below-average scores in Chord Complexity, Chord Progression Novelty and Chord-Bass Melody.
Three Pistols has sections analyzed in the following keys: B Dorian, and D Major. Click on the linked cheat sheets for popular chords, chord progressions, downloadable midi files and more!