In the ever-evolving world of Teyvat, few characters have captured the fascination of players quite like Arlecchino, the formidable Fatui Harbinger known as The Knave. Since her dramatic debut in the storyline as the enigmatic "Father" to the magician siblings Lyney and Lynette, and her subsequent unlock as a playable Pyro powerhouse in Update 4.6, she has remained a cornerstone for top-tier damage dealers. As we move into 2026, building the perfect Arlecchino remains a rite of passage for any serious adventurer. This guide will walk you through every material, farming location, and strategy needed to unleash her full, devastating potential on the battlefield.

📈 Arlecchino's Ascension Materials
To witness Arlecchino's true power blossom, you must guide her through six key ascension stages. Each level unlocks higher base stats and damage potential, ultimately requiring a significant investment of resources. Here is the complete breakdown of what you'll need to gather:
| Ascension Level | Ascension Materials | Mora Required | Ascension Rewards |
|---|---|---|---|
| Level 20 | 1x Agnidus Agate Sliver, 3x Rainbow Rose, 3x Recruit's Insignia | 20,000 | 1x Acquaint Fate |
| Level 40 | 3x Agnidus Agate Fragment, 2x Fragment of a Golden Melody, 10x Rainbow Rose, 15x Recruit's Insignia | 40,000 | — |
| Level 50 | 6x Agnidus Agate Fragment, 4x Fragment of a Golden Melody, 20x Rainbow Rose, 12x Sergeant's Insignia | 60,000 | 1x Acquaint Fate |
| Level 60 | 3x Agnidus Agate Chunk, 8x Fragment of a Golden Melody, 30x Rainbow Rose, 18x Sergeant's Insignia | 80,000 | — |
| Level 70 | 6x Agnidus Agate Chunk, 12x Fragment of a Golden Melody, 45x Rainbow Rose, 12x Lieutenant's Insignia | 100,000 | 1x Acquaint Fate |
| Level 80 | 6x Agnidus Agate Gemstone, 20x Fragment of a Golden Melody, 60x Rainbow Rose, 24x Lieutenant's Insignia | 120,000 | — |
🌟 Total Material Summary (for Ascension 1-80):
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Agnidus Agate: 1 Sliver, 9 Fragments, 9 Chunks, 6 Gemstones.
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Fragment of a Golden Melody: 46 pieces.
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Rainbow Rose: 168 blossoms.
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Fatui Insignias: 18 Recruit's, 30 Sergeant's, 36 Lieutenant's.
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Mora: A whopping 420,000.
🗺️ How To Find Arlecchino’s Ascension Materials
Gathering these resources is a journey across Teyvat. Here’s your farming blueprint:
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Agnidus Agate Stones: These Pyro-aligned ascension gems are dropped by numerous world bosses. Your best farming targets include:
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Pyro Hypostasis & Pyro Regisvine (Reliable and quick respawns).
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Weekly Bosses like La Signora, Azhdaha, and The Knave herself.
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Other formidable foes such as the Emperor of Fire and Iron and the Iniquitous Baptist.
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Fragment of a Golden Melody: This unique material is exclusively obtained by defeating the Statue of Marble and Brass, a normal boss found in Fontaine. Plan your resin expenditure around this foe.
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Rainbow Roses: These vibrant local specialties are scattered throughout the nation of Fontaine. They are often found near water bodies and along picturesque cliffsides. Using an interactive map or a character with a passive talent that highlights local specialties (like Tighnari for Sumeru, or Lyney/Lynette for Fontaine) can drastically speed up your collection.
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Fatui Insignias: The backbone of any Harbinger's upgrade path. These are dropped by the various foot soldiers of the Fatui:
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Fatui Skirmishers (all elements).
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Fatui Cicin Mages.
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Fatui Pyro Agents (and other Agents).
Pro tip: The Chasm and Snezhnayan outposts are often densely populated with these enemies for efficient farming runs.
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🔥 Arlecchino’s Talent Materials
Maximizing Arlecchino's combat prowess doesn't stop at ascension. Elevating her Normal Attack, Elemental Skill, and Elemental Burst is crucial. The talent level-up costs are substantial, especially for crowning her skills.
| Talent Level | Talent Materials | Mora Required |
|---|---|---|
| Level 2 | 3x Teachings of Order, 6x Recruit's Insignia | 12,500 |
| Level 3 | 2x Guide to Order, 3x Sergeant's Insignia | 17,500 |
| Level 4 | 4x Guide to Order, 4x Sergeant's Insignia | 25,000 |
| Level 5 | 6x Guide to Order, 6x Sergeant's Insignia | 30,000 |
| Level 6 | 9x Guide to Order, 9x Sergeant's Insignia | 37,500 |
| Level 7 | 4x Philosophies of Order, 4x Lieutenant's Insignia, 1x Fading Candle | 120,000 |
| Level 8 | 6x Philosophies of Order, 6x Lieutenant's Insignia, 1x Fading Candle | 260,000 |
| Level 9 | 12x Philosophies of Order, 9x Lieutenant's Insignia, 2x Fading Candle | 450,000 |
| Level 10 | 16x Philosophies of Order, 12x Lieutenant's Insignia, 2x Fading Candle, 1x Crown of Insight | 700,000 |
📚 Total Material Summary (for one Talent 1-10):
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Talent Books: 3 Teachings, 21 Guides, 38 Philosophies of Order.
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Fatui Insignias: 6 Recruit's, 22 Sergeant's, 31 Lieutenant's.
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Fading Candle: 4 units.
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Crown of Insight: 1 (a precious, limited resource).
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Mora: Approximately 1,652,500.
Remember, you need to triple these amounts (excluding Crowns, which are allocated per skill) to fully crown all three of her combat talents!
⚔️ How To Find Arlecchino’s Talent Materials
Acquiring these specialized materials requires a mix of weekly commitments and scheduled domain runs.
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Fading Candle: This elusive material is a testament to your strength. It is a possible reward for challenging and defeating Arlecchino herself in her Weekly Boss encounter. You'll need to unlock this fight through the Fontaine Archon Quests and spend your weekly Trounce Blossoms hoping for this drop.
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Teachings/Guides/Philosophies of Order: These books of Fontaine's justice system are obtained from the Pale Forgotten Glory Talent Domain. Crucially, the "Order" series is only available on specific days:
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Wednesday
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Saturday
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Sunday
Plan your resin usage on these days to farm efficiently. Using Condensed Resin can double your rewards per run.
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Fatui Insignias: The farming method here is identical to the ascension materials. Continue your patrols against the Fatui ranks across Teyvat to build up your stockpile of Insignias; you will need a colossal amount for both ascension and talents.

💎 Final Tips for Building Arlecchino in 2026
Building a character like Arlecchino is a marathon, not a sprint. Here are some modern tips for 2026:
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Resin Management is Key: Prioritize weekly bosses for the Fading Candle and potential Agnidus Agate drops. Schedule your Talent Book farming for Order-specific days.
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Utilize the Serenitea Pot: Remember that you can grow Rainbow Roses in your Serenitea Pot's Luxuriant Glebe if you purchase the seed blueprint from Tubby after collecting the plant in the wild. This provides a passive, steady income.
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Event Opportunities: Keep an eye on seasonal events. As of 2026, many major events offer selectable talent book boxes or ascension gem boxes, which can save you weeks of farming.
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Team Synergy While Farming: Bring characters like Lyney or Lynette for their Fontaine specialty detection passive to make Rainbow Rose hunting easier. Use a strong Electro or Hydro team to quickly break the Pyro Hypostasis's shield for efficient Agnidus Agate farming.
By diligently following this guide and strategically planning your resource gathering, you will transform Arlecchino from a promising recruit into the undisputed Pyro sovereign of your party. The path of The Knave demands dedication, but the reward—a character capable of dominating the Spiral Abyss and any overworld challenge—is absolutely worth every spent Resin and vanquished foe. Good luck, Traveler!