Moving a distance exceeding 15 meters within 3 seconds grants 3 stacks of Spring Thunder effect: Each time you use Heavy Attack, Aerial Heavy Attack, Light Attack, or Light Attack Charged Skill to deal damage, you can consume 1 stack of Spring Thunder to increase HP damage of that instance and the next 1 second of that skill type by 15%. Cannot stack. Gaining Spring Thunder from movement can only trigger once every 15 seconds. Spring Thunder can be retained for up to 12 seconds.