Acheron Complete Build Guide
2026-02-10·7 min read·★ 9.5
Overview
Acheron is a 5-star Lightning Nihility character and one of the strongest DPS units in Honkai: Star Rail. Her unique mechanic revolves around "Slashed Dream" stacks that she gains when any ally applies debuffs to enemies.
Why Acheron is Top Tier
- Massive AoE Ultimate damage
- Unique debuff-based gameplay
- Works with many team compositions
- Excellent in all endgame content (MoC, PF, AS)
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Best Relic Sets
1. Pioneer Diver of Dead Waters (4pc) - Best in Slot
- 2pc: Increases DMG dealt to debuffed enemies by 12%
- 4pc: Increases CRIT Rate by 4%. When hitting debuffed enemies, increases CRIT DMG by 8%/12% based on debuff count
- Why: Perfect synergy with her debuff-focused kit
2. Alternative Options
- 4pc Prisoner in Deep Confinement (for DoT teams)
- 2pc Pioneer + 2pc Musketeer/Genius
Planar Ornaments
- Izumo Gensei and Takama Divine Realm - Best if teammate shares path
- Inert Salsotto - Universal option for CRIT builds
- Firmament Frontline: Glamoth - If SPD requirements met
Main Stats
| Piece | Main Stat |
|---|---|
| Body | CRIT Rate / CRIT DMG |
| Feet | ATK% / SPD |
| Sphere | Lightning DMG |
| Rope | ATK% |
Substat Priority
- CRIT Rate / CRIT DMG (aim for 70:140+)
- ATK%
- SPD (reach breakpoints)
- Effect Hit Rate (some builds)
Best Light Cones
- Along the Passing Shore (Signature) - Best overall
- Reforged Remembrance - Strong alternative
- Good Night and Sleep Well (4★) - F2P friendly
- Fermata (4★) - Budget option
Team Compositions
Classic Acheron Team
- Acheron + Jiaoqiu + Pela + Fu Xuan
- Jiaoqiu provides constant debuffs for Slashed Dream
- Pela for DEF shred and extra debuffs
- Fu Xuan for survivability
Double Nihility
- Acheron + Kafka + Black Swan + Huohuo
- DoT-focused team with constant debuff application
Budget Team
- Acheron + Pela + Guinaifen + Sustain
- All 4-star supports work well
Gameplay Tips
- Stack Management: Track Slashed Dream stacks (need 9 for Ultimate)
- Debuff Priority: Use allies' debuffs before Acheron's turn
- Ultimate Timing: Save Ultimate for wave with most enemies
- Eidolon 0 Viable: She's strong at E0S0
Talent Priority
- Ultimate (main damage source)
- Skill
- Talent (passive)
- Basic ATK (lowest priority)
👥Recommended Team Compositions
👥
RecommendedClassic Acheron Team
Jiaoqiu provides constant debuffs, Pela for DEF shred, Fu Xuan for survivability.
⚡
Acheron
⚔️Main DPS
5Lv80 E0
🔥
Jiaoqiu
🗡️Sub DPS
5Lv80 E0
❄️
Pela
✨Support
4Lv70 E4
💎
Fu Xuan
💚Healer
5Lv80 E0
Calculate resources needed to build this team
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RecommendedBudget Acheron
All 4-star supports with consistent debuff application.
⚡
Acheron
⚔️Main DPS
5Lv80 E0
❄️
Pela
✨Support
4Lv70 E4
🔥
Guinaifen
🗡️Sub DPS
4Lv70 E6
🔥
Gallagher
💚Healer
4Lv70 E6
Calculate resources needed to build this team
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