As a 5-Star Quantum-type unit following The Hunt path, Archer is anticipated to join Honkai: Star Rail in update 3.4. This crossover character from Fate/stay night will debut alongside Saber during the ‘Sweet Dreams and Holy Grail’ event commencing July 11th. Though occupying a special banner with separate pity mechanics, players can obtain him without cost between the event’s launch and version 3.6’s conclusion.
Optimizing Archer’s combat efficiency requires preparation. Below we outline essential upgrade components and ability mechanics, including detailed breakdowns of progression requirements and unique combat mechanics.
Combat Mechanics Overview
This Quantum damage specialist employs projective armaments through distinctive battle mechanics:
- Elemental Affinity: Quantum
- Combat Role: Single-Target Elimination
- Rarity Tier: Maximum Tier
- Basic Strike: Dual Blades Assault – Deals 50% ATK as Quantum damage to single foe
- Tactical Action: Spiral Sword Technique – Enters enhanced state dealing 180% ATK damage. Consecutive uses boost damage by 60% (max 2 stacks) without ending turn. Exits after 5 uses or SP depletion
- Finishing Move: Reality Marble Activation – Unleashes 600% ATK damage while accumulating Charge (max 4)
- Combat Insight: Strategic Counter – Allies’ attacks trigger follow-up strikes (100% ATK) consuming Charge, recovering SP if executed
- Enhanced Techniques: Includes SP management buffs, Charge initiation, and expanded SP capacity

Progression Requirements




Total ascension requirements:
- 15 Base Cores
- 15 Enhanced Cores
- 15 Advanced Cores
- 65 Lunar Fragments
- 308,000 Currency Units
Progression Tier | Materials Needed | Currency Cost | Unlock Reward |
---|---|---|---|
Level 70 | 9 Advanced Cores + 35 Lunar Fragments | 160,000 | None |
Level 60 | 6 Advanced Cores + 20 Lunar Fragments | 80,000 | Standard Pass |
Level 50 | 9 Enhanced Cores + 7 Lunar Fragments | 40,000 | None |
Level 40 | 6 Enhanced Cores + 3 Lunar Fragments | 16,000 | Standard Pass |
Level 30 | 10 Base Cores | 8,000 | None |
Level 20 | 5 Base Cores | 4,000 | Standard Pass |
Ability Enhancement Costs




Complete ability upgrade requirements:
- 8 Fate Determinants
- 12 Guardian Relics
- 18 Ballistic Fragments
- 139 Chrono Rounds
- 69 Temporal Essences
- 3,000,000 Currency Units
Constellation Effects




Duplicate acquisitions unlock advanced combat parameters:
- E1 – Dream Pursuit: Triple skill usage refunds 2 SP
- E2 – Quantum Vulnerability: Ultimate weakens foes’ Quantum resistance by 20%
- E3 – Enhanced Techniques: Boosts skill and basic attack levels
- E4 – Ultimate Surge: Ultimate damage increases by 150%
- E5 – Maximized Potential: Enhances ultimate and talent potency
- E6 – Unlimited Arsenal: Improves SP recovery and negates enemy defenses