Genshin Impact Surf's Up

Max HP increased by 20%. Once every 15s, for the 14s after using an Elemental Skill: Gain 4 Scorching Summer stacks. Each stack increases Normal Attack DMG by 12%. For the duration of the effect, once every 1.5s, lose 1 stack after a Normal Attack hits an opponent; once every 1.5s, gain 1 stack after triggering a Vaporize reaction on an opponent. Max 4 Scorching Summer stacks.