Archer Skills, Traces & Eidolons

Honkai: Star Rail
Last Updated: on Jul 02, 2025 at 10:00

Introductions

Archer is a 5★ character with the Quantum element who follows the Path of The Hunt.
Archer is part of the Fate/stay night collaboration with one copy also being given out to all players for free. Additionally, Archer's Light Cone The Hell Where Ideals Burn is also available when spending 200 pulls during the Collaboration Benefits event period.

"First meeting, huh? Just call me Archer. Lucky for us, we're not here to kill each other, so let's keep things civil — if we can."

Despair plays in cycles from past and future. Countless grand ideals were incinerated before that red and sacred cloth. Yet, do not let this smear of ashes fool you...
Should someone create a phantasmal sweet dream under the guise of false ideals, then he will burn again, facing down the hypocrites of the world till the very end.
No matter where he is, he always remains justice's steadfast companion.

Fate/stay night Banner Details

Archer is part of the Fate/stay night collaboration event. As a part of the Collaboration Event Archer is on a new Banner Type called Collaboration Banners. Collaboration banners are a type of Banner that have their own Pity which will not carry forward to normal Event Warp Banners.

If you lose the 50/50 on a Collaboration Banner you will not be able to use the Pity on upcoming Event Characters, only future Collaboration Characters.

Archer's Strengths & Weaknesses

Strengths
Free as a part of the Fate/stay night collaboration.
Best Lightcone is available for free after spending 200 pulls during Collaboration Benefits event period.
Exceptional Single Target Damage making him very strong in Memory of Chaos.
Very High Toughness Damage making him exceptional in Apocalypse Shadow.
No need to worry about SPD tuning Archer.
Multiple strong team options even outside of his obvious best pairings.
Best Sustain unit is 4★.
Weaknesses
Only does Single Target damage making him terrible for Pure Fiction.
More Complicated to play due to needing to save up Skill points for Burst turns.
Bad on Auto due to it wasting Skill Points.
Part of an Collaboration Event Banner making future reruns unlikely.
Part of an Collaboration Event Banner which has its own Pity.

Skills

Basic ATK
Kanshou and Bakuya
Single Target
Lv. 6
Energy gain: 20
Break: Main: 10.0
Deals Quantum DMG equal to 100% of Archer's ATK to one designated enemy.
Skill
Caladbolg II: Fake Spiral Sword
Single Target
Lv. 10
Energy gain: 30
Break: Main: 20.0
Enters the "Circuit Connection" state. Deals Quantum DMG equal to 360.0% of Archer's ATK to one designated enemy. When using his Skill in the "Circuit Connection" state, the current turn does not end, and the DMG dealt by Archer's Skill increases by 100%. This effect can be stacked up to 2 times, lasting until he exits the "Circuit Connection" state. After actively using his Skill 5 time(s) or when there are insufficient Skill Points, using his Skill again causes him to exit the "Circuit Connection" state. Exits the "Circuit Connection" state after all enemy targets have been defeated in each wave.
Ultimate
Unlimited Blade Works
Single Target | 220 energy cost
Lv. 10
Energy gain: 5
Break: Main: 30.0
Deals Quantum DMG equal to 1000% of Archer's ATK to one designated enemy and gains 2 Charge(s), up to a maximum of 4 Charge(s).
Talent
Mind's Eye (True)
Single Target
Lv. 10
Energy gain: 5
Break: Main: 10.0
When Archer's teammate attacks an enemy target, Archer consumes 1 Charge and immediately launches Follow-up ATK on the primary target, dealing Quantum DMG equal to 200% of Archer's ATK and recovering 1 Skill Point. If the target is defeated before this Follow-up ATK is launched, the Follow-up ATK will be directed at one random enemy instead.
Technique
Clairvoyance
Technique
Energy gain: -
Break: Main: 20.0
Immediately attacks the enemy. After entering combat, deals Quantum DMG equal to 200% of Archer's ATK to all enemies and gains 1 Charge(s).
Skill
End
Enhance
Energy gain: -
Exits "Circuit Connection" state and ends the turn.

Major Traces

Projection Magecraft
A2
Major trace
When Archer is on the field, increases the maximum Skill Point limit by 2.
Hero of Justice
A4
Major trace
When Archer enters battle, gains 1 Charge.
Guardian
A6
Major trace
After allies gain a Skill Point, if there are 4 Skill Points or more, increases Archer's CRIT DMG by 120.0% for 1 turn(s).

Minor Traces

Quantum DMG Boost
+22.4%
ATK
+18.0%
CRIT Rate
+6.7%

Eidolons

E1
The Unreached Dream
Eidolon 1
After using Skill 3 time(s) within one turn, recovers 2 Skill Point(s) for allies.
E2
The Unfulfilled Happiness
Eidolon 2
When using Ultimate, reduces the enemy target's Quantum RES by 20.0%, and induces Quantum Weakness for it, lasting for 2 turn(s).
E3
The Untamed Will
Eidolon 3
Skill Lv. +2, up to a maximum of Lv. 15.
Basic ATK Lv. +1, up to a maximum of Lv. 10.
E4
The Unsung Life
Eidolon 4
Increases Ultimate DMG dealt by 150.0%.
E5
The Nameless Watch
Eidolon 5
Ultimate Lv. +2, up to a maximum of Lv. 15.
Talent Lv. +2, up to a maximum of Lv. 15.
E6
The Endless Pilgrimage
Eidolon 6
When the turn begins, recovers 1 Skill Point for allies. The number of maximum stacks for the DMG boost effect provided by his Skill increases by 1. His Skill DMG dealt ignores 20.0% of DEF.

Stats and Ascension Materials

Lv. 1
Base Stats
HP
158
ATK
84
DEF
66
SPD
105
Ascension Materials
Credits
308000
Extinguished Core
15
Glimmering Core
15
Darkveil Moonlight
65
Squirming Core
15

Archer Voice Actors

EN
N/A
JP
Suwabe Junichi
CN
Wu Lei
KR
Lim Chae-heon
Saeldur
Staff Author
Follow Saeldur

This guide was written by Saeldur, expert Honkai: Star Rail theorycrafter and guide writer for Icy Veins. Saeldur is a high-end HSR player with a deep understanding of the various characters while also clearing PF, MoC and AS when each cycle releases.

1.

Changelog

  • 18 Jul. 2025: Page updated with Strengths and Weaknesses alongside Build Guide.
  • 02 Jul. 2025: Page and Skills for Archer added.
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