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Gallagher — Fire Abundance character | Honkai: Star Rail

Penacony

Gallagher

Build guide · Honkai: Star Rail

4-star
FireAbundanceSupport

English voice: Erik Braa

The best Gallagher build in Honkai: Star Rail (Version 4.4) is Scent Alone Stays True with Warrior Goddess of Sun and Thunder. Updated August 28, 2026

Where these rankings come fromThe light cone order, relic sets and stat priorities on this tab are prydwen.gg’s, measured in play and rephrased. Relative damage figures are ratios against the bottom of each ranking, not absolute numbers, and each one holds only for the superimposition and team its row states. Everything else — base stats, passive text, material totals — is read from the game’s own data.

Light cones

Relics

Planar ornaments

Main stats

Body
Outgoing Healing
Feet
Speed
Planar Sphere
HP% >= DEF%
Link Rope
Energy Regen Rate

Substat priority

  1. 1SPD (as much as possible)Best
  2. 2Break Effect % (up to 150%)
  3. 3Effect RES%
  4. 4HP% = DEF%

Executing Gallagher's rotation faster will yield higher uptime of his Besotted state debuff on enemies fueling his main healing source his talent. Gaining as much Speed as possible is essential but after that Break Effect is Gallagher's only other way to scale his kit because of his bonus ability that converts it into Healing Output%. After gaining max Speed and as much Break Effect% as possible invest into defenses.

Trace priority

  1. #1

    Talent

    Max first

  2. #2

    Skill

    Then

  3. #3

    Basic

    Next

  4. #4

    Ultimate

    Later

Major traces, best first: Novel Concoction (A2) > Bottoms Up (A6) > Organic Yeast (A4)

Best Eidolons

  1. Gallagher E1 Salty Dog — Eidolon | Honkai: Star RailE1
  2. Gallagher E2 Lion's Tail — Eidolon | Honkai: Star RailE2
  3. Gallagher E3 Corpse Reviver — Eidolon | Honkai: Star RailE3
  4. Gallagher E4 Last Word — Eidolon | Honkai: Star RailE4
  5. Gallagher E5 Death in the Afternoon — Eidolon | Honkai: Star RailE5
  6. Gallagher E6 Blood and Sand — Eidolon | Honkai: Star RailE6
  1. Gallagher E1 Salty Dog — Eidolon | Honkai: Star RailE1

    Salty Dog

    Game text

    When entering the battle, Gallagher regenerates 20 Energy and increases Effect RES by 50%.

  2. Gallagher E2 Lion's Tail — Eidolon | Honkai: Star RailE2

    Lion's Tail

    Game text

    When using the Skill, dispels 1 debuff(s) from the designated ally. At the same time, increases their Effect RES by 30% for 2 turn(s).

  3. Gallagher E4 Last Word — Eidolon | Honkai: Star RailE4

    Last Word

    Game text

    Extends the duration of the Besotted state inflicted by Gallagher's Ultimate by 1 turn(s).

  4. Gallagher E6 Blood and Sand — Eidolon | Honkai: Star RailE6

    Blood and Sand

    Game text

    Increases Gallagher's Break Effect by 20% and Weakness Break Efficiency by 20%.

Teams

Boothill team

Physical · BreakPlays Sustain · Break

A single-target Break carry: one Harmony unit raises Break damage, one implants the Weakness he needs, and the sustain is the one that also breaks.

  1. Boothill — Physical The Hunt character | Honkai: Star RailBoothillMain DPS
  2. Ruan Mei — Ice Harmony character | Honkai: Star RailRuan MeiBreak amplifier
  3. Fugue — Fire Nihility character | Honkai: Star RailFugueWeakness implant
  4. Gallagher — Fire Abundance character | Honkai: Star RailGallagher — this characterSustain · Break

Himeko team

Fire · BreakPlays Sustain · Break

Himeko follows up whenever an enemy is Broken, which turns the standard-warp Erudition unit into a Break team’s damage dealer at no pull cost.

  1. Himeko — Fire Erudition character | Honkai: Star RailHimekoMain DPS
  2. Ruan Mei — Ice Harmony character | Honkai: Star RailRuan MeiBreak amplifier
  3. Trailblazer (Harmony) — Imaginary Harmony character | Honkai: Star RailTrailblazer (Harmony)Break support
  4. Gallagher — Fire Abundance character | Honkai: Star RailGallagher — this characterSustain · Break

Acheron team

Lightning · NihilityStands in for Aventurine

Acheron charges her Ultimate off debuffs other characters apply, so the team runs two more Nihility units and a sustain that never needs a Skill Point.

  1. Acheron — Lightning Nihility character | Honkai: Star RailAcheronMain DPS
  2. Jiaoqiu — Fire Nihility character | Honkai: Star RailJiaoqiuNihility debuffer
  3. Pela — Ice Nihility character | Honkai: Star RailPelaDEF shred
  4. Aventurine — Imaginary Preservation character | Honkai: Star RailAventurineSustainor Gallagher

Firefly team

Fire · BreakStands in for Lingsha

A Break Effect carry with two Harmony units that raise Break damage and Weakness Break efficiency, and a sustain that keeps Break uptime rather than adding damage.

  1. Firefly — Fire Destruction character | Honkai: Star RailFireflyMain DPS
  2. Ruan Mei — Ice Harmony character | Honkai: Star RailRuan MeiBreak amplifier
  3. Fugue — Fire Nihility character | Honkai: Star RailFugueWeakness implant
  4. Lingsha — Fire Abundance character | Honkai: Star RailLingshaSustain · Breakor Gallagher

Feixiao team

Wind · Follow-upStands in for Aventurine

Feixiao converts ally attacks into her own follow-ups, so the other three slots are a follow-up partner, a Harmony unit that advances her, and a sustain.

  1. Feixiao — Wind The Hunt character | Honkai: Star RailFeixiaoMain DPS
  2. Robin — Physical Harmony character | Honkai: Star RailRobinFollow-up buffer
  3. Topaz & Numby — Fire The Hunt character | Honkai: Star RailTopaz & NumbyFollow-up partner
  4. Aventurine — Imaginary Preservation character | Honkai: Star RailAventurineSustainor Gallagher

The Herta team

Ice · EruditionStands in for Lingsha

Two Erudition units feed each other stacks on wide waves, a Harmony unit multiplies the area damage, and a sustain covers the turns spent charging.

  1. The Herta — Ice Erudition character | Honkai: Star RailThe HertaMain DPS
  2. Herta — Ice Erudition character | Honkai: Star RailHertaErudition partner
  3. Tribbie — Quantum Harmony character | Honkai: Star RailTribbieHarmony buffer
  4. Lingsha — Fire Abundance character | Honkai: Star RailLingshaSustainor Gallagher

See all 17 on best teams

Honkai: Star Rail 4★ Fire Abundance Support

Gallagher build summary

Updated August 28, 2026

Scent Alone Stays True tops the light cone ranking for Gallagher at S1, ahead of Quid Pro Quo, Post-Op Conversation and What Is Real?. That order is prydwen.gg's, measured in play and rephrased here; every row of it sits under Light cones below.

Run Warrior Goddess of Sun and Thunder on Gallagher, with Messenger Traversing Hackerspace and Iron Cavalry Against the Scourge behind it. The planar ornament is Forge of the Kalpagni Lantern. Main stats are Outgoing Healing body, Speed feet, HP% >= DEF% sphere, Energy Regen Rate rope. Roll substats in the order SPD (as much as possible) > Break Effect % (up to 150%) > Effect RES% > HP% = DEF%.

Trace priority is Talent > Skill > Basic > Ultimate. The Ultimate costs 110 energy, which is what an Energy Regeneration Rate target has to clear.

Gallagher plays Sustain · Break in the Boothill team, alongside Boothill, Ruan Mei and Fugue.

Role
Support / Sustain
Best light cone
Scent Alone Stays True
Main stats
Outgoing Healing body, Speed feet, HP% >= DEF% sphere, Energy Regen Rate rope
Substat priority
SPD (as much as possible) > Break Effect % (up to 150%) > Effect RES% > HP% = DEF%
Trace priority
Talent > Skill > Basic > Ultimate
Best team
Boothill, Ruan Mei, Fugue, Gallagher
Ultimate energy cost
110 energy
Key ascension material
12× Dream Making Engine
Last updated
August 28, 2026

Abilities

Gallagher Corkage Fee — basic atk icon | Honkai: Star Rail
Basic

Corkage Fee

  • Single Target
  • +20 energy
  • 30 Toughness

Deals Fire DMG equal to 100% of Gallagher's ATK to one designated enemy target.

Ability level

6 is the cap from trace materials; Eidolons add the rest.

Basic ATK DMG
100%
All 10 levels
Attribute12345678910
Basic ATK DMG50%60%70%80%90%100%110%120%130%140%
Gallagher Nectar Blitz — basic atk icon | Honkai: Star Rail
Basic

Nectar Blitz

  • Single Target
  • +20 energy
  • 90 Toughness

Deals Fire DMG equal to 250% of Gallagher's ATK to one designated enemy target. Reduces the target's ATK by 15.0%, lasting for 2 turn(s).

Ability level

6 is the cap from trace materials; Eidolons add the rest.

Basic ATK DMG
250%
ATK Reduction
15.0%
All 10 levels
Attribute12345678910
Basic ATK DMG125%150%175%200%225%250%275%300%325%350%
ATK Reduction10.0%11.0%12.0%13.0%14.0%15.0%16.0%17.0%18.0%19.0%
Gallagher Special Brew — skill icon | Honkai: Star Rail
Skill

Special Brew

  • Restore
  • +30 energy

Immediately heals a target ally for 1600 HP.

Ability level

10 is the cap from trace materials; Eidolons add the rest.

Heal
1600
All 15 levels
Attribute123456789101112131415
Heal200340480676830984113812921446160016841768185219362020
Gallagher Champagne Etiquette — ultimate icon | Honkai: Star Rail
Ultimate

Champagne Etiquette

  • AoE
  • +5 energy
  • 60 Toughness

Inflicts Besotted on all enemies, lasting for 2 turn(s). At the same time, deals Fire DMG equal to 150% of Gallagher's ATK to all enemies, and enhances his next Basic ATK to Nectar Blitz.

Ability level

10 is the cap from trace materials; Eidolons add the rest.

AoE DMG
150%
All 15 levels
Attribute123456789101112131415
AoE DMG75%83%90%98%105%113%122%131%141%150%158%165%173%180%188%
Gallagher Tipsy Tussle — talent icon | Honkai: Star Rail
Talent

Tipsy Tussle

  • Restore

The Besotted state makes targets receive 12.0% more Break DMG. Every time a Besotted target gets attacked by an ally, the attacking ally's HP is restored by 640.

Ability level

10 is the cap from trace materials; Eidolons add the rest.

Talent DMG
12.0%
Value 2
640
All 15 levels
Attribute123456789101112131415
Talent DMG6.0%6.6%7.2%7.8%8.4%9.0%9.8%10.5%11.3%12.0%12.6%13.2%13.8%14.4%15.0%
Value 280136192270332394455517578640674707741774808

Technique and fixed effects

Gallagher Artisan Elixir — technique icon | Honkai: Star Rail
Technique

Artisan Elixir

  • 60 Toughness

Immediately attacks the enemy. Upon entering battle, inflicts Besotted on all enemies, lasting for 2 turn(s). And deals Fire DMG equal to 50% of Gallagher's ATK to all enemies.

Bonus Abilities

  1. Gallagher Novel Concoction — Bonus Ability icon | Honkai: Star RailA2

    Novel Concoction

    Increases this unit's Outgoing Healing by an amount equal to 50% of Break Effect, up to a maximum Outgoing Healing increase of 75%.

  2. Gallagher Organic Yeast — Bonus Ability icon | Honkai: Star RailA4

    Organic Yeast

    After using the Ultimate, immediately advances action for this unit by 100%.

  3. Gallagher Bottoms Up — Bonus Ability icon | Honkai: Star RailA6

    Bottoms Up

    When Gallagher uses Nectar Blitz to attack Besotted enemies, the HP Restore effect of his Talent will also apply to teammates for this time.

Stat traces

Effect RES
28.0%
Break Effect
13.3%
Max HP
18.0%

Totals at full unlock, summed across every node of that stat. Ascension rank gates the nodes as it gates the Bonus Abilities above.

Full bill

Level 80 and every ability maxed

1,812,400

Credits 12 material lines

Ascension to 80

246,400

Credits 4 materials · 6 steps

All 3 abilities maxed

1,566,000

Credits 3× the single-ability bill

Ascension

  1. Lv 30
    Dream Collection Component — ascension material | Honkai: Star RailDream Collection Component ×4

    3,200Credits

  2. Lv 40
    Dream Collection Component — ascension material | Honkai: Star RailDream Collection Component ×8

    6,400Credits

  3. Lv 50
    Raging Heart — ascension material | Honkai: Star RailRaging Heart ×2
    Dream Flow Valve — ascension material | Honkai: Star RailDream Flow Valve ×5

    12,800Credits

  4. Lv 60
    Raging Heart — ascension material | Honkai: Star RailRaging Heart ×5
    Dream Flow Valve — ascension material | Honkai: Star RailDream Flow Valve ×8

    32,000Credits

  5. Lv 70
    Dream Making Engine — ascension material | Honkai: Star RailDream Making Engine ×5
    Raging Heart — ascension material | Honkai: Star RailRaging Heart ×15

    64,000Credits

  6. Lv 80
    Dream Making Engine — ascension material | Honkai: Star RailDream Making Engine ×7
    Raging Heart — ascension material | Honkai: Star RailRaging Heart ×28

    128,000Credits

Total to level 80

246,400 Credits

Dream Making Engine — ascension material | Honkai: Star RailDream Making Engine ×12
Raging Heart — ascension material | Honkai: Star RailRaging Heart ×50
Dream Flow Valve — ascension material | Honkai: Star RailDream Flow Valve ×13
Dream Collection Component — ascension material | Honkai: Star RailDream Collection Component ×12

Trace materials

  1. → 2
    Dream Collection Component — ascension material | Honkai: Star RailDream Collection Component ×2

    2,000Credits

  2. → 3
    Alien Tree Seed — ascension material | Honkai: Star RailAlien Tree Seed ×2
    Dream Collection Component — ascension material | Honkai: Star RailDream Collection Component ×4

    4,000Credits

  3. → 4
    Dream Flow Valve — ascension material | Honkai: Star RailDream Flow Valve ×2
    Nourishing Honey — ascension material | Honkai: Star RailNourishing Honey ×2

    8,000Credits

  4. → 5
    Dream Flow Valve — ascension material | Honkai: Star RailDream Flow Valve ×3
    Nourishing Honey — ascension material | Honkai: Star RailNourishing Honey ×4

    16,000Credits

  5. → 6
    Dream Flow Valve — ascension material | Honkai: Star RailDream Flow Valve ×5
    Nourishing Honey — ascension material | Honkai: Star RailNourishing Honey ×6

    24,000Credits

  6. → 7
    Dream Making Engine — ascension material | Honkai: Star RailDream Making Engine ×2
    Myriad Fruit — ascension material | Honkai: Star RailMyriad Fruit ×2

    36,000Credits

  7. → 8
    Dream Making Engine — ascension material | Honkai: Star RailDream Making Engine ×3
    Myriad Fruit — ascension material | Honkai: Star RailMyriad Fruit ×4
    Past Evils of the Borehole Planet Disaster — ascension material | Honkai: Star RailPast Evils of the Borehole Planet Disaster ×1

    64,000Credits

  8. → 9
    Myriad Fruit — ascension material | Honkai: Star RailMyriad Fruit ×6
    Past Evils of the Borehole Planet Disaster — ascension material | Honkai: Star RailPast Evils of the Borehole Planet Disaster ×1

    128,000Credits

  9. → 10
    Tracks of Destiny — ascension material | Honkai: Star RailTracks of Destiny ×1
    Myriad Fruit — ascension material | Honkai: Star RailMyriad Fruit ×11
    Past Evils of the Borehole Planet Disaster — ascension material | Honkai: Star RailPast Evils of the Borehole Planet Disaster ×1

    240,000Credits

One ability maxed

522,000 Credits

Tracks of Destiny — ascension material | Honkai: Star RailTracks of Destiny ×1
Dream Making Engine — ascension material | Honkai: Star RailDream Making Engine ×5
Myriad Fruit — ascension material | Honkai: Star RailMyriad Fruit ×23
Past Evils of the Borehole Planet Disaster — ascension material | Honkai: Star RailPast Evils of the Borehole Planet Disaster ×3
Dream Flow Valve — ascension material | Honkai: Star RailDream Flow Valve ×10
Nourishing Honey — ascension material | Honkai: Star RailNourishing Honey ×12
Alien Tree Seed — ascension material | Honkai: Star RailAlien Tree Seed ×2
Dream Collection Component — ascension material | Honkai: Star RailDream Collection Component ×6

All 3 abilities maxed

1,566,000 Credits

Tracks of Destiny — ascension material | Honkai: Star RailTracks of Destiny ×3
Dream Making Engine — ascension material | Honkai: Star RailDream Making Engine ×15
Myriad Fruit — ascension material | Honkai: Star RailMyriad Fruit ×69
Past Evils of the Borehole Planet Disaster — ascension material | Honkai: Star RailPast Evils of the Borehole Planet Disaster ×9
Dream Flow Valve — ascension material | Honkai: Star RailDream Flow Valve ×30
Nourishing Honey — ascension material | Honkai: Star RailNourishing Honey ×36
Alien Tree Seed — ascension material | Honkai: Star RailAlien Tree Seed ×6
Dream Collection Component — ascension material | Honkai: Star RailDream Collection Component ×18

Gallagher’s Eidolons

  1. Gallagher E1 Salty Dog — Eidolon | Honkai: Star RailE1

    Salty Dog

    When entering the battle, Gallagher regenerates 20 Energy and increases Effect RES by 50%.

  2. Gallagher E2 Lion's Tail — Eidolon | Honkai: Star RailE2

    Lion's Tail

    When using the Skill, dispels 1 debuff(s) from the designated ally. At the same time, increases their Effect RES by 30% for 2 turn(s).

  3. Gallagher E3 Corpse Reviver — Eidolon | Honkai: Star RailE3

    Corpse Reviver

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

  4. Gallagher E4 Last Word — Eidolon | Honkai: Star RailE4

    Last Word

    Extends the duration of the Besotted state inflicted by Gallagher's Ultimate by 1 turn(s).

  5. Gallagher E5 Death in the Afternoon — Eidolon | Honkai: Star RailE5

    Death in the Afternoon

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

  6. Gallagher E6 Blood and Sand — Eidolon | Honkai: Star RailE6

    Blood and Sand

    Increases Gallagher's Break Effect by 20% and Weakness Break Efficiency by 20%.

Gallagher FAQ

What Combat Type is Gallagher?
Gallagher is a 4-star Fire character on the Path of Abundance, from Penacony, released in version 2.1.
What stat does Gallagher scale on?
Gallagher's abilities multiply ATK. That is read from the scaling rows on the Skill and Ultimate, not from the ability description, so it reflects what the game actually multiplies rather than what the text mentions.
What is the best Light Cone for Gallagher?
Echoes of the Coffin is the closest fit on the data: it is a 5-star Abundance Light Cone with 582 base ATK at level 80, and its passive acts on ATK. Post-Op Conversation is the best 4-star alternative.
Which relic set should Gallagher use?
Firesmith of Lava-Forging. Its 2-piece bonus is: Increases Fire DMG by 10%. Its 4-piece bonus is: Increases DMG by the wearer's Skill by 12%. After unleashing Ultimate, increases the wearer's Fire DMG by 12% for the next attack.
Which Planar Ornament should Gallagher use?
Giant Tree of Rapt Brooding. Its 2-piece bonus is: Increases the wearer's SPD by 6%. When the wearer's SPD is 135/180 or higher, the wearer and their memosprite's Outgoing Healing increases by 12%/20%. Planar Ornaments have no 4-piece bonus; the sphere and the rope are the whole set.
How much does it cost to max Gallagher's traces?
Taking one ability from level 1 to 10 costs 522,000 Credits and 1× Tracks of Destiny among other materials. The Materials tab lists every item per level.
What does Gallagher E1 do?
Salty Dog: When entering the battle, Gallagher regenerates 20 Energy and increases Effect RES by 50%.
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