Fu Xuan Complete Preservation Guide
Version: 2.7+ | Last Updated: 2026-02-10 | Sources: Game8, IGN, Keengamer
Overview
Fu Xuan is a 5-star Quantum Preservation character who provides exceptional defensive utility. She redirects damage from allies to herself while providing CRIT Rate buffs, making her the most self-sufficient sustain unit in the game.
Why Fu Xuan is SS Tier Sustain
- Solo sustain without needing a second defensive unit
- Damage redirection protects entire team
- Provides 12% CRIT Rate buff to party
- HP% sharing increases team survivability
- Self-healing through Ultimate and Talent
- Works in virtually any team
Key Mechanics
Matrix of Prescience (Skill)
- Applies matrix to all allies for 3 turns
- Redirects 65% of damage allies receive to Fu Xuan
- Increases party's max HP by percentage of Fu Xuan's HP
- CRIT Rate buff: +12% to all allies
Talent: Bleak Breeds Bliss
- When HP drops below 50%, heals herself
- Can trigger once per battle
- Provides emergency sustain
Ultimate
- Deals Quantum damage
- Heals all allies based on Fu Xuan's HP
- Removes 1 debuff from all allies
Best Relic Sets
Recommended Setup
| Slot |
Set |
Reason |
| 4pc |
2pc Longevous Disciple + 2pc Guard of Wuthering Snow |
HP% + DMG reduction |
| 2pc |
Broken Keel |
Effect RES + team CRIT DMG |
Alternative Options
- 4pc Knight of Purity Palace (more shields)
- 2pc Longevous + 2pc any HP% set
Main Stats
| Piece |
Main Stat |
Notes |
| Body |
HP% |
Always |
| Feet |
SPD |
For turn economy |
| Sphere |
HP% |
Always |
| Rope |
Energy Regen or HP% |
ER for more Ultimates |
Substat Priority
- HP% ★★★
- SPD ★★
- Effect RES ★★ (for Broken Keel)
- DEF% ★★
Stat Benchmarks
| Stat |
Target |
| HP |
7000+ |
| DEF |
1500+ |
| SPD |
134+ |
| Effect RES |
30%+ (for Broken Keel) |
Best Light Cones
| Rank |
Light Cone |
Notes |
| 1 |
She Already Shut Her Eyes (Sig) |
Best overall, HP + team heal |
| 2 |
Moment of Victory |
Taunt + DEF boost |
| 3 |
Texture of Memories |
Shield on hit |
| 4 |
Landau's Choice |
Aggro + DMG reduction |
| 5 |
Day One of My New Life (4★) |
F2P, team DEF buff |
| 6 |
Defense (3★) |
Starter option |
Team Compositions
Universal Sustain
- Fu Xuan + Any DPS + Any Supports
- She works with literally everyone
Hypercarry Teams
- Fu Xuan + Dan Heng IL + Sparkle + Tingyun
- Fu Xuan + Seele + Sparkle + Tingyun
- SP-positive (Fu Xuan's Skill lasts 3 turns)
Acheron Team
- Fu Xuan + Acheron + Pela + Jiaoqiu
- Provides sustain without stealing debuff slots
Follow-up Attack Team
- Fu Xuan + Feixiao + Robin + Topaz
- Replaces Aventurine if more sustain needed
Trace Priority
| Priority |
Trace |
Reason |
| 1 |
Skill |
Core defensive ability |
| 2 |
Talent |
Emergency heal |
| 3 |
Ultimate |
Healing + damage |
| 4 |
Basic ATK |
Lowest priority |
Gameplay Tips
- Skill Duration: Matrix lasts 3 turns - manage SP efficiently
- HP Threshold: Keep HP above 50% for Talent emergency heal
- Ultimate Timing: Use for healing when team HP low
- Broken Keel: Reach 30% Effect RES for team CRIT DMG buff
- No Shields: She doesn't provide shields, just damage redirection
Eidolon Analysis
| E |
Value |
Effect |
| E0 |
★★★★★ |
Complete kit |
| E1 |
★★★★ |
CRIT DMG boost on Ultimate |
| E2 |
★★★ |
More matrix HP sharing |
| E4 |
★★★★ |
Energy regen when hit |
| E6 |
★★★★★ |
Ultimate damage boost |
Fu Xuan vs Other Sustains
| Aspect |
Fu Xuan |
Aventurine |
Luocha |
| Type |
Damage redirect |
Shields |
Healing |
| Buffs |
CRIT Rate |
CRIT DMG |
Cleanse |
| SP Economy |
Great (3 turn skill) |
OK |
Great |
| Best For |
Universal |
FUA teams |
Aggressive |
References