A resonance cascade is a generally disruptive and physically dangerous
Plothole energetic event which tends to rip open holes in the dimensional fabric of reality.
Resonance Cascades completely uplift and overturn kanon itself. The aftermath of a resonance cascade may be completely nonsensical, They are a key factor in the creation of new dimensions and realities. Due to their nature, it's usually not well explained how they occur or what the effects of them are