Mistsplitter Reforged is a 5 star Sword obtained from the Weapon Event Wish in Genshin Impact. It mostly appears along with Ayaka’s banner.

Mistsplitter’s Edge

Gain a 12%/15%/18%/21%/24% Elemental DMG Bonus for all elements and receive the might of the Mistsplitter’s Emblem. At stack levels 1/2/3, the Mistsplitter’s Emblem provides a 8/16/28%/10/20/35%/12/24/42%/14/28/49%/16/32/56% Elemental DMG Bonus for the character’s Elemental Type. The character will obtain 1 stack of Mistsplitter’s Emblem in each of the following scenarios: Normal Attack deals Elemental DMG (stack lasts 5s), casting Elemental Burst (stack lasts 10s); Energy is less than 100% (stack disappears when Energy is full). Each stack’s duration is calculated independently.