18:13

What Are ... Polychords? A Complete Guide (AKA Slash Chords)

14:14

The Secret To Learning More Complex Chords

31:32

19 Slash Chords on Guitar All Beginners Should Know!

31:12

Composition 104: Polychords

6:58

Stop Overplaying In Your Solos

15:04

Slash Chords- What Are They and How To Use Them

4:38

Quartal Voicings

1:34

Rare Chords: Supermothrian Polychords | Maj7b4b8♮13‡14⇂16b23 (harmony in 31-edo)