Why Is This Chord SO CRUNCHY

The Sub V7 chord, a more crunchy and spicy version of the good old dominant 7th.

[@robertyang7794]

I love the way you teach music, it is so clear and soothing at the same time.

[@matthewgellar1442]

Db and B in left with F in right is crunchy. Db and B in left with G in right is crunchier. Db and B in left with F and G in right is nice and pretty. ok harmony
edit: all resolving to c major