How to Unlock
Finish Mountains Unveiled, reach Hidden Mountain, and complete the Evershift Labyrinth Jianghu Legacy.
Effect
Fires a rapid formation of Bronze Arrows that rains projectiles into an area, dealing strong damage and applying heavy posture/Endurance pressure.
Boss Utility
Bursting Nine is especially useful against the Inkpincer Scorpion, where the mechanic prompt can use the arrow formation to answer its poison attack.