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Honkai: Star Rail Move & Ability Guide

Serval moves, skills and special abilities

Move & Ability Guide

Serval: 4-Star, Lightning, The Erudition. Faction: Jarilo-VI (Location).

24 ability entries2 Skills1 Ultimate1 Talent2 Bonus Trace10 Stat Trace1 Technique1 Basic Atk6 Eidolon

Skills

2

Lightning Flash

Skill

Inflicts Lightning damage equal to 70% of Serval's ATK to a single enemy and Lightning damage equal to 30% of Serval's ATK to any adjacent enemies, with a 80% base chance for enemies hit to become Shocked for 2 turn(s). While Shocked , enemies will take Lightning DoT equal to 40% of Serval's ATK at the beginning of each turn.

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.

Rock 'n' Roll

Skill

Skill has a 20% increased base chance to Shock 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

Here Comes the Mechanical Fever

Ultimate

Inflicts Lightning damage equal to 108% of Serval's ATK to all enemies. Enemies already Shocked will extend the duration of their Shock state by 2 turn(s).

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

Galvanic Chords

Talent

After Serval attacks, inflicts additional Lightning damage equal to 36% of Serval's ATK to all Shocked 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.

Bonus Trace

2

Mania

Bonus Trace

Upon defeating an enemy, ATK increases by 20% for 2 turn(s).

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.

String Vibration

Bonus Trace

Immediately regenerates 15 Energy at the beginning of the battle.

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

10

Effect Hit Rate Boost

Stat Trace

Effect Hit Rate 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.

Effect RES Boost

Stat Trace

Effect RES 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.

CRIT Rate Boost

Stat Trace

CRIT Rate 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.

Effect Hit Rate Boost

Stat Trace

Effect Hit Rate 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.

CRIT Rate Boost

Stat Trace

CRIT Rate 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.

CRIT Rate Boost

Stat Trace

CRIT Rate 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.

CRIT Rate Boost

Stat Trace

CRIT Rate increases by 2.7%

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.

Effect Hit Rate Boost

Stat Trace

Effect Hit Rate 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.

Effect RES Boost

Stat Trace

Effect RES 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.

CRIT Rate Boost

Stat Trace

CRIT Rate increases by 2.7%

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.

Technique

1

Good Night, Belobog

Technique

Immediately attacks the enemy. After entering battle, inflicts Lightning damage equal to 50% of Serval's ATK to a random enemy, and all enemies have a 100% base chance to become Shocked for 3 turn(s). While Shocked , enemies will take Lightning DoT equal to 50% of Serval's ATK at the beginning of each turn.

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

Roaring Thunderclap

Basic ATK

Inflicts Lightning damage equal to 50% of Serval's ATK to a single 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

Echo Chamber

Eidolon

Serval's Basic ATK inflicts Lightning damage equal to 60% of her Basic ATK damage to a random enemy adjacent to the Basic ATK target.

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.

Encore!

Eidolon

Every time her Talent is triggered to deal additional damage, Serval regenerates 4 Energy.

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.

Listen, the Heartbeat of the Gears

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.

Make Some Noise!

Eidolon

Serval's Ultimate has a 100% base chance to apply Shock to any enemies not currently Shocked. This Shock has the same effects as that applied by her Skill.

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.

Belobog's Loudest Roar!

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.

This Song Rocks the Heavens!

Eidolon

Serval inflicts 30% more damage to Shocked enemies.

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.

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