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Phainon, Physical Destruction character | Honkai: Star Rail
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Amphoreus

Phainon Build

Build guide · Honkai: Star Rail

5-star
PhysicalDestructionMain DPS

English voice: Joshua Waters

The best Phainon build in Honkai: Star Rail (Version 4.6) is Thus Burns the Dawn with As Navigator Isee Sees It. Updated November 5, 2026

AbilitiesTracesMaterialsEidolons
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

As Navigator Isee Sees It, Cavern Relic set | Honkai: Star Rail
CoreAs Navigator Isee Sees It

Phainon's new BIS but not by a big margin, because of his best supports providing an abundant of ATK buffs while lacking DMG% buffs. The set takes ahead when including Cerydra in the team to provide ATK buffs and duplicate his Enhanced Skills to quickly stack the buffs, with Cyrene to extend his Transformation indefinitely, or with his E2 to also stack the buff quickly after Transforming.

2PCIncreases ATK by 12%.

4PCWhen the wearer enters combat or uses Skill, the DMG dealt by their Skill and Ultimate increases by 18%, stacking up to 3 time(s). At the start of the wearer's turn or after using Ultimate, removes 1 stack(s) of this effect.

Planar ornaments

Arcadia of Woven Dreams, Planar Ornament set | Honkai: Star Rail
CoreArcadia of Woven Dreams

Phainon counts as alone during his Ultimate, meaning the 'missing ally' portion of this planar is maxed out at 36% the whole time.

2PCWhen the number of ally targets on the field is not equal to 4, for every 1 additional/missing ally target, increases the DMG dealt by the wearer and their memosprite by 9%/12%, stacking up to 4/3 time(s).

Also works

Main stats

Body
CRIT Rate > CRIT DMG
Feet
Speed = ATK%
Planar Sphere
Physical DMG > ATK%
Link Rope
ATK%

Substat priority

  1. 1SPD (if needed)Best
  2. 2CRIT RATE
  3. 3CRIT DMG
  4. 4ATK%

Trace priority

  1. #1

    Skill

    Max first

  2. #2

    Ultimate = Talent = Basic

    Then

Major traces, best first: March to Oblivion (A2) > Bide in Flames (A4) > Shine with Valor (A6)

Best Eidolons

  1. Phainon E1 Fire and Light Bind Virtue and Vice, Eidolon | Honkai: Star RailE1
  2. Phainon E2 Sky and Earth Churn Mortal Froth, Eidolon | Honkai: Star RailE2
  3. Phainon E3 Depths of Quiet, Entombed in Ruin, Eidolon | Honkai: Star RailE3
  4. Phainon E4 Faces of Titans, Blurred by Time, Eidolon | Honkai: Star RailE4
  5. Phainon E5 The Wheel Spins Forevermore, Eidolon | Honkai: Star RailE5
  6. Phainon E6 Embers of Old Rise Still, Eidolon | Honkai: Star RailE6
  1. Phainon E1 Fire and Light Bind Virtue and Vice, Eidolon | Honkai: Star RailE1

    Fire and Light Bind Virtue and Vice

    Game text

    The base SPD inheritance ratio for Khaslana's extra turn increases to 66%. For every enemy target defeated in one battle, additionally increases this ratio by 1.5%, up to a max of 84%. When using Ultimate, increases CRIT DMG by 50%, lasting for 3 turn(s).

  2. Phainon E2 Sky and Earth Churn Mortal Froth, Eidolon | Honkai: Star RailE2

    Sky and Earth Churn Mortal Froth

    Game text

    Khaslana's Physical RES PEN increases by 20%. When one use of "Foundation: Stardeath Verdict" consumes 4 "Scourge" point(s), gains 1 extra turn.

  3. Phainon E4 Faces of Titans, Blurred by Time, Eidolon | Honkai: Star RailE4

    Faces of Titans, Blurred by Time

    Game text

    When using "Calamity: Soulscorch Edict," additionally gains 4 stack(s) of "Soulscorch."

  4. Phainon E6 Embers of Old Rise Still, Eidolon | Honkai: Star RailE6

    Embers of Old Rise Still

    Game text

    The number of overflow points allowed for "Coreflame" no longer has an upper limit. When the battle starts, gains 6 point(s) of "Coreflame." After using the attack from "Foundation: Stardeath Verdict," additionally deals True DMG equal to 36% of the total DMG dealt in this attack to the enemy target with the highest HP.

Teams

Phainon team

Physical · DestructionLeads

A Destruction carry who wants raw multipliers rather than a mechanic, so the two support slots are whichever Harmony units buff hardest and the last is a healer.

  1. Phainon, Physical Destruction character | Honkai: Star RailPhainon, this characterMain DPS
  2. Tribbie, Quantum Harmony character | Honkai: Star RailTribbieHarmony buffer
  3. Cerydra, Wind Harmony character | Honkai: Star RailCerydraATK buffer
  4. Hyacine, Wind Remembrance character | Honkai: Star RailHyacineSustain

All teams, with every replacement

Honkai: Star Rail 5★ Physical Destruction Main DPS

Phainon build summary

Updated November 5, 2026

Thus Burns the Dawn tops the light cone ranking for Phainon, at 133.69% relative damage at S1, ahead of On the Fall of an Aeon, Something Irreplaceable and A Trail of Bygone Blood. That order is prydwen.gg's, measured in play and rephrased here; every row of it sits under Light cones below.

Run As Navigator Isee Sees It on Phainon, with Wavestrider Captain and Scholar Lost in Erudition behind it. The planar ornament is Arcadia of Woven Dreams. Main stats are CRIT Rate > CRIT DMG body, Speed = ATK% feet, Physical DMG > ATK% sphere, ATK% rope. Roll substats in the order SPD (if needed) > CRIT RATE > CRIT DMG > ATK%.

Trace priority is Skill > Ultimate = Talent = Basic. The Ultimate costs 12 energy, which is what an Energy Regeneration Rate target has to clear.

The strongest team is Phainon, Tribbie, Cerydra and Hyacine, built around Phainon: Physical · Destruction.

Role
Main DPS / Support / Sustain
Best light cone
Thus Burns the Dawn
Alternatives
On the Fall of an Aeon, Something Irreplaceable, A Trail of Bygone Blood
Relic set
As Navigator Isee Sees It
Planar ornament
Arcadia of Woven Dreams
Main stats
CRIT Rate > CRIT DMG body, Speed = ATK% feet, Physical DMG > ATK% sphere, ATK% rope
Substat priority
SPD (if needed) > CRIT RATE > CRIT DMG > ATK%
Trace priority
Skill > Ultimate = Talent = Basic
Best team
Phainon, Tribbie, Cerydra, Hyacine
Ultimate energy cost
12 energy
Key ascension material
15× Eternal Lament
Last updated
November 5, 2026

Phainon build FAQ

What is the best Light Cone for Phainon?
The Unreachable Side is the closest fit on the data: it is a 5-star Destruction Light Cone with 582 base ATK at level 80, and its passive acts on HP. Ninja Record: Sound Hunt is the best 4-star alternative.
Which relic set should Phainon use?
Divine-Querying Master Smith. Its 2-piece bonus is: Increases Max HP by 12%. Its 4-piece bonus is: Increases the wearer's CRIT DMG dealt to enemy targets in the DEF reduction state by 28%. After the wearer inflicts the DEF reduction state on an enemy target, all allies gain "Comburent" for 2 turn(s). This effect cannot be stacked. The DMG dealt by ally targets with "Comburent" increases by 15%. This effect can be triggered again after the wearer uses an attack.
Which Planar Ornament should Phainon use?
Fleet of the Ageless. Its 2-piece bonus is: Increases the wearer's Max HP by 12%. When the wearer's SPD reaches 120 or higher, all allies' ATK increases by 8%. Planar Ornaments have no 4-piece bonus; the sphere and the rope are the whole set.
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