In terms of chords and melody, 100 Horses has complexity on par with the typical song, having near-average scores in Chord Progression Novelty and Chord-Bass Melody and below-average scores in Chord Complexity, Melodic Complexity and Chord-Melody Tension.
100 Horses has sections analyzed in the following keys: C♯ Dorian, and C♯ Mixolydian. Click on the linked cheat sheets for popular chords, chord progressions, downloadable midi files and more!