Deals $180\%$ ATK DMG to all enemies, with an $80\%$ base chance to apply [Sonic Blast] to hit units.Then, deals $360\%$ ATK DMG to all enemies, inflicting [Sonic Blast] for $1$ turn on units carrying [Sky Sound Blast], and deals additional True DMG equal to $20\%$ of target's Max HP (max $500\%$ of Koyuki & Hakuji's ATK).After casting, for each unit hit, restores HP to the ally with the lowest HP percentage equal to $10\%$ of own Max HP.