Sandrone Build Guide | Best Artifacts, Weapons & Teams

Who Is Sandrone?

Sandrone is a limited 5-star Cryo Claymore character from Snezhnaya, releasing in Version 6.7 (July 1, 2026). She is the Seventh of the Eleven Fatui Harbingers, also known as "Marionette." Sandrone introduces the new Stellar-Conduct reaction to the game, which replaces Superconduct when she is in the party. Her gameplay revolves around summoning her mechanical companion Fagio which fires condensed Cryo beams, and managing its Decoding Power to maximize damage output.

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Skill Mechanics and Talent Priority

Normal Attack: Axiom: Self-Evident Proposition

Performs up to 3 consecutive strikes using threads to control her weapon.
Charged Attack: Summons Fagio and switches it to Decoding Mode — fires condensed beams dealing AoE Cryo DMG.
- Radiance: Stellar-Conduct: Condensed beams deal Stellar-Conduct DMG instead.
- Decoding Power: Continuously increases in Decoding Mode. At 100 points, switches to Power Overdrive Mode (slower fire rate, higher damage).
- Off-field: Decoding Power decreases at 300% rate. Exits Power Overdrive when below 50.

Elemental Skill: Formula Phenomenale: Differential Analysis

Cooldown: 6s.

Boards the Tea Party Tactical Assault Hovermech and hovers forward for 6s.
If opponents nearby, summons a Prismatic Resonance Cannon firing 2 Prism Shots dealing Cryo DMG.
Radiance: Stellar-Conduct: Second Prism Shot deals Stellar-Conduct DMG.
While hovering, repairs Fagio, causing Decoding Power to decrease rapidly.
Press Sprint to enter high-speed hover mode (15 Stamina/s).

Elemental Burst: Formula Phenomenale: Q.E.D.

Energy Cost: 60. Cooldown: 18s.

Summons multiple Prismatic Resonance Cannons for frontal bombardment, then fires a Convective Inhibition Ray dealing AoE Cryo DMG.
Radiance: Stellar-Conduct: Ray deals Stellar-Conduct DMG instead.

Passive Talents

Talent	Unlock	Effect
Light of Rationalisme	Ascension 1	When party triggers Superconduct, it becomes Stellar-Conduct. Base Stellar-Conduct DMG increases by 0.7% per 100 ATK (max 14%). Sandrone in Polestar Field enters Radiance state.
Archaic Calculation Engine	Ascension 4	In Radiance state: If Fagio Decoding Power > 50, second Prism Shot deals 400% DMG. Each 10 Decoding Power lost grants 1 Refined Tactics stack (max 10, 60s). Burst consumes stacks for +100% + (stacks × 10%) DMG.
A Lady's Code of Conduct	Default	Elemental Mastery increases by 8 per 100 ATK (max 160 EM).
A Caucus Prelude	Utility	Additional snack rewards from Daily Commissions.

Talent Leveling Priority

Normal Attack > Elemental Burst >> Elemental Skill

Highest Priority: Normal Attack — most damage comes from Charged Attack condensed beams.
Second Priority: Elemental Burst — high burst damage.
Elemental Skill: Level last — mostly mechanical utility.

Best Artifacts

Main Stats

Slot	Main Stat
Sands	ATK% / Elemental Mastery
Goblet	ATK% / Elemental Mastery
Circlet	CRIT Rate / CRIT DMG

Substats: Energy Recharge > CRIT Rate > CRIT DMG > ATK% ≈ Elemental Mastery

Set Options

Set	Effect	Verdict
Obscurity of Dusk 4pc	Stellar-Conduct DMG +20%. After triggering Stellar-Conduct, gain +15% ATK and +20% Stellar-Conduct DMG for 8s.	BiS — tailor-made for Sandrone
Emblem of Severed Fate 4pc	Energy Recharge +20%. Burst DMG +25% of ER (max 75%).	Strong alternative for Burst-focused builds
Gladiator's Finale 4pc	ATK +18%. Normal Attack DMG +35%.	Usable option
Shimenawa's Reminiscence 4pc	ATK +18%. Charged Attack DMG +50% but costs energy.	Usable but limits Burst

Best Weapons

Weapon	Rarity	Stat	Notes
A Teaspoon of Transcendence Signature	⭐⭐⭐⭐⭐	CRIT DMG 44.1%	BiS. Far exceeds all other options.
Beacon of the Reed Sea	⭐⭐⭐⭐⭐	CRIT Rate 11.0%	Strong second choice. Perfect passive synergy.
Redhorn Stonethresher	⭐⭐⭐⭐⭐	CRIT DMG 88.2%	High CRIT DMG stat stick.
The Unforged	⭐⭐⭐⭐⭐	ATK 49.6%	Excellent with shielder teammates (Nicole, Diona).
Song of Broken Pines	⭐⭐⭐⭐⭐	ATK 49.6%	Usable ATK stat stick.
Beacon of the Reed Sea	⭐⭐⭐⭐⭐	CRIT Rate 33.1%	CRIT Rate with ATK passive.
Tidal Shadow (Craftable)	⭐⭐⭐⭐	ATK 41.3%	Best F2P option. Requires healing.
Ultimate Overlord's Mega Magic Sword (Event)	⭐⭐⭐⭐	ER 30.6%	Good F2P option with ATK buff.

Key Constellations

Constellation	Effect	Verdict
C1	In Decoding Mode: Fagio Decoding Power increase rate -50%. All party Stellar-Conduct DMG +30%.	⭐ Core — faster rotation + team buff
C2	In Radiance: Charged Attack condensed beam CRIT DMG +40%. Each beam fired adds +20% CRIT DMG (max 3 stacks).	⭐ Core — massive CRIT DMG scaling
C3	Elemental Skill level +3.	✦ Numeric
C4	When Sandrone deals Stellar-Conduct DMG, summon extra Prismatic Resonance Cannon (125% ATK, 4s CD).	◆ Extra damage procs
C5	Elemental Burst level +3.	✦ Numeric
C6	Third condensed beam in Decoding Mode becomes Condensed Cluster Beam — deals 4 additional AoE Cryo hits (100% ATK). In Radiance: 80% ATK per hit. All Stellar-Conduct DMG +20%.	⭐⭐⭐ Transformation — massive AoE scaling

Recommendation: C1 and C2 significantly boost damage output. C6 transforms her into an AoE powerhouse.

Team Compositions

Sandrone enables the Stellar-Conduct reaction (replaces Superconduct) and excels in teams with Electro characters to trigger it.

Nicole Yae Miko Team

Role	Character	Notes
Main DPS	Sandrone	On-field Cryo DPS with Stellar-Conduct.
Support	Nicole	Shield + Cryo DMG buff.
Sub-DPS	Yae Miko	Off-field Electro for Stellar-Conduct.
Support	Xilonen	Elemental DMG buff + healing.

Diona Beidou Team

Role	Character	Notes
Main DPS	Sandrone	On-field Cryo DPS.
Support	Diona	Shield + healing + Cryo resonance.
Sub-DPS	Beidou	Off-field Electro + DMG reduction.
Support	Sucrose	VV shred + EM share.

Nicole Beidou Team

Role	Character	Notes
Main DPS	Sandrone	On-field Cryo DPS.
Support	Nicole	Shield + Cryo DMG buff.
Sub-DPS	Beidou	Off-field Electro + DMG reduction.
Support	Sucrose	VV shred + EM share.

Nicole Fischl Team

Role	Character	Notes
Main DPS	Sandrone	On-field Cryo DPS.
Support	Nicole	Shield + Cryo DMG buff.
Sub-DPS	Fischl	Off-field Electro for Stellar-Conduct.
Support	Sucrose	VV shred + EM share.

Rotation

Standard: Sandrone E (hover to reset Fagio) → Sandrone Charged Attack (enter Decoding Mode) → Fire condensed beams → Q when Fagio reaches Power Overdrive → Swap to teammates → Repeat.
Priority: Manage Fagio's Decoding Power. Use E to decrease it before it reaches 100 to stay in Decoding Mode longer.

Ascension and Talent Materials

Base Stats (Lv. 90)

Stat	Value
Max HP	13,226
ATK	342
DEF	752
CRIT Rate (Ascension)	19.2%

Ascension Materials (0 to 90)

Mora: ~420,000
EXP: 420 Hero's Wit
Shivada Jade: 1 Sliver / 9 Fragment / 9 Chunk / 6 Gemstone
Boss Drop: Plume of the Fallen Watcher x46 (Watcher: Fallen Vigil)
Local Specialty: Subdetection Unit x168 (Fontaine)
Common Drops: 18 Broken Drive Shaft / 30 Reinforced Drive Shaft / 36 Precision Drive Shaft

Talent Materials (Single Talent 1 to 10)

Mora: ~1,652,500
Talent Books: Teachings x3 / Guide x21 / Philosophies x38 of Vagrancy
Common Drops: 6 Broken Drive Shaft / 22 Reinforced Drive Shaft / 31 Precision Drive Shaft
Weekly Boss: Madman's Restraint x6 (The Doctor - False Moon Institute)
Crown: Crown of Insight x1

Domain: Lightless Capital (Wednesday / Saturday / Sunday) — Vagrancy series

Summary

Sandrone is a unique 5-star Cryo on-field DPS who introduces the new Stellar-Conduct reaction to Genshin Impact. Her best artifact set is Obscurity of Dusk 4pc, and her signature weapon A Teaspoon of Transcendence is far ahead of all alternatives. She excels in teams with Electro characters to trigger Stellar-Conduct, and her gameplay revolves around managing Fagio's Decoding Power for maximum damage.

Quick Reference

Priority	Best Choice
Weapon	A Teaspoon of Transcendence (Signature)
Artifact	Obscurity of Dusk 4pc
Sands	ATK% / Elemental Mastery
Goblet	ATK% / Elemental Mastery
Circlet	CRIT Rate / CRIT DMG
Talent Priority	Normal ATK > Q >> E
Key Constellations	C1 / C2 / C6
Best Team	Sandrone + Nicole + Yae Miko + Xilonen

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