Xueyi Honkai: Star Rail fighter artwork
Honkai: Star Rail Move & Ability Guide

Xueyi moves, skills and special abilities

Move & Ability Guide

Xueyi: 4-Star, Quantum, The Destruction. Faction: Xianzhou Luofu (Location).

24 ability entries1 Skill1 Ultimate1 Talent8 Bonus Trace5 Stat Trace1 Technique1 Basic Atk6 Eidolon

Skills

1
Iniquity Obliteration
Skill

Inflicts Quantum damage equal to 70% of Xueyi's ATK to a single enemy, and Quantum damage equal to 35% of Xueyi's ATK to any adjacent enemies.

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.

Ultimates

1
Divine Castigation
Ultimate

Inflicts Quantum damage equal to 150% of Xueyi's ATK to a single target enemy. This attack ignores Weakness Types and reduces the enemy's Toughness. When the enemy's Weakness is Broken, the Quantum Weakness Break effect is triggered. In this attack, the more Toughness is reduced, the higher the damage will be dealt, up to a max of 36% increase.

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.

Talent

1
Karmic Perpetuation
Talent

When Xueyi reduces enemy Toughness with attacks, Karma will be stacked. The more Toughness is reduced, the more stacks of Karma are added, up to 8 stacks. When Xueyi's allies reduce enemy Toughness with attacks, Xueyi gains 1 stacks of Karma. When Karma reaches the max number of stacks, immediately launches a follow-up attack against an enemy target, dealing damage for 3 times, with each time dealing Quantum damage equal to 45% of Xueyi's ATK to a single random enemy. This follow-up attack will not add Karma stacks.

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.

Bonus Trace

8
Perspicacious Mainframe
Bonus Trace

Xueyi will keep a tally of the number of Karma stacks that exceed the max stack limit, up to 6 stacks in the tally. After Xueyi's Talent is triggered, she will gain a corresponding number of tallied Karma stacks.

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.
Break Enhance
Bonus Trace

Break Effect increases by 10.7%

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.
Break Enhance
Bonus Trace

Break Effect increases by 5.3%

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.
Intrepid Rollerbearings
Bonus Trace

If the enemy target's Toughness is higher than 50% of their Max Toughness, inflicts 10% more damage when using Ultimate.

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.
Break Enhance
Bonus Trace

Break Effect increases by 8.0%

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.
Break Enhance
Bonus Trace

Break Effect increases by 8.0%

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.
Clairvoyant Loom
Bonus Trace

Increases damage dealt by this unit by an amount equal to 100% of Break Effect, up to a maximum damage increase of 240%.

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.
Break Enhance
Bonus Trace

Break Effect increases by 5.3%

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.

Stat Trace

5
DMG Boost: Quantum
Stat Trace

Quantum damage increases by 4.8%

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.
HP Boost
Stat Trace

maximum HP increases by 8.0%

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.
HP Boost
Stat Trace

maximum HP increases by 6.0%

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.
HP Boost
Stat Trace

maximum HP increases by 4.0%

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.
DMG Boost: Quantum
Stat Trace

Quantum damage increases by 3.2%

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.

Technique

1
Summary Execution
Technique

Immediately attacks the enemy. After entering combat, inflicts 80% of Xueyi's ATK as Quantum damage to all enemies.

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.

Basic Atk

1
Mara-Sunder Awl
Basic ATK

Inflicts 50% of Xueyi's ATK as Quantum damage to a single target enemy.

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.

Eidolon

6
Dvesha, Inhibited
Eidolon

Increases the damage dealt by the Talent's follow-up attack by 40%.

Requirements / unlock: Eidolon 1

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.
Klesha, Breached
Eidolon

Talent's follow-up attack reduces enemy Toughness regardless of Weakness types. At the same time, recovers Xueyi's HP by an amount equal to 5% of her maximum HP. When breaking Weakness, triggers the Quantum Break Effect.

Requirements / unlock: Eidolon 2

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.
Duḥkha, Ceased
Eidolon

Skill Lv. +2, up to a maximum of Lv. 15. Basic ATK Lv. +1, up to a maximum of Lv. 10.

Requirements / unlock: Eidolon 3

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.
Karma, Severed
Eidolon

When using Ultimate, increases Break Effect by 40% for 2 turn(s).

Requirements / unlock: Eidolon 4

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.
Deva, Enthralled
Eidolon

Ultimate Lv. +2, up to a maximum of Lv. 15. Talent Lv. +2, up to a maximum of Lv. 15.

Requirements / unlock: Eidolon 5

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.
Saṃsāra, Mastered
Eidolon

The max stack limit for Karma decreases to 6.

Requirements / unlock: Eidolon 6

Source details & verification
HoYoWiki mechanics reference (community-editable), reviewed October 29, 2026. This is a concise mechanics index; the source contains full conditions and level-dependent scaling. Not independently tested in-game.