I have prepared for you the musical cheat sheet, which presents 17 of the most universal chords that perfectly blend with each other, and provide a luxurious harmony.
Different combinations from these chords get you beautiful harmonies.
You can try to play 3-4 different chords from this cheat sheet and get interesting musical variations.
Click on the image to download it.
Look some example of using this cheat sheet. You can do it so fast too.