Magical Law of Emotion

Emotions define our entire existence, just like how emotions like anger can make people hit harder, it can increase the power of peoples magic. but not in the way we think, people losing their temper, people losing loved ones in combat, things like that can cause the emotions to increase the magic to a level where it lashes out, turning into a instinctual waves of ours mind and its emotions. it can destroy towns, cities, fragment reality, bring down worlds itself. but it can't be controlled, our pure emotions vented into the power of magic is one of the most powerful, and most dangerous phenomena we have in our world. and you just caused it to trigger in front of us.

-unknown, in response to a city falling from the sky

Manifestation

when someone who knows a form goes through intense emotions, there is a chance the magic may manifest their emotional state, in a dangerous uncontrolled version of what magical knowledge they have, making them a danger to others if they are in grave emotional distress

Localization

it applies to anyone who knows music

Type

Metaphysical, Arcane