Razor (4★)

Increases ATK by 20%/25%/30%/35%/40%. On hit, attacks against opponents with less than 30% HP increase all party members' ATK by 40%/50%/60%/70%/80% for 12s. Can only occur once every 30s.

A part of the "Millennial Movement" that wanders amidst the winds. Increases ATK by 16%/20%/24%/28%/32%, and when Normal or Charged Attacks hit opponents, the character gains a Sigil of Whispers. This effect can be triggered once every 0.3s. When you possess 4 Sigils of Whispers, all of them will be consumed and all nearby party members will obtain the "Millennial Movement: Banner-Hymn" effect for 12s. "Millennial Movement: Banner-Hymn" increases Normal ATK SPD by 12%/15%/18%/21%/24% and increases ATK by 20%/25%/30%/35%/40%. Once this effect is triggered, you will not gain Sigils of Whispers for 20s. Of the many effects of the "Millennial Movement," buffs of the same type will not stack.

DEF is increased by 28%/35%/42%/49%/56%. Normal and Charged Attack DMG is increased by 40%/50%/60%/70%/80% of DEF.

Increases Shield Strength by 20%/25%/30%/35%/40%. Scoring hits on opponents increases ATK by 4%/5%/6%/7%/8% for 8s. Max 5 stacks. Can only occur once every 0.3s. While protected by a shield, this ATK increase effect is increased by 100%.

Every 4s a character is on the field, they will deal 6%/7%/8%/9%/10% more DMG and take 3%/2.7%/2.4%/2.2%/2% more DMG. This effect has a maximum of 5 stacks and will not be reset if the character leaves the field, but will be reduced by 1 stack when the character takes DMG.

Increases all DMG by 8%/10%/12%/14%/16%. After using an Elemental Burst, Normal or Charged Attack, on hit, creates a vacuum blade that does 80%/100%/120%/140%/160% of ATK as DMG to opponents along its path. Lasts for 20s or 8 vacuum blades.

For every character in the party who hails from Liyue, the character who equips this weapon gains a 7%/8%/9%/10%/11% ATK increase and a 3%/4%/5%/6%/7% CRIT Rate increase. This effect stacks up to 4 times.

On hit, Normal or Charged Attacks have a 50% chance to deal an additional 240%/300%/360%/420%/480% ATK DMG to opponents within a small AoE. Can only occur once every 15s.