Mualani Genshin Impact Build Guide – Best Artifacts, Weapons & Teams

Mualani is a 5-star Hydro Catalyst on-field DPS from Natlan who surfs on her shark companion to deal massive Vaporize damage. This guide covers her best builds, weapons, artifacts, constellations, and team synergies.

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Who Is Mualani?

Mualani is a limited 5-star Hydro Catalyst character from Natlan, released in Version 5.0 (August 28, 2024). She is a member of the People of the Springs and rides her shark companion into battle. Her gameplay revolves around entering her Nightsoul Blessing state, surfing into enemies to accumulate Wave Momentum stacks, and unleashing powerful Sharky Bites that deal massive single-target Hydro DMG.

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Skill Mechanics and Talent Priority

Normal Attack: Cooling Burst

  • Performs up to 3 consecutive Hydro strikes.

  • Not recommended to level up as Sharky Bite damage scales from Elemental Skill.

Elemental Skill: Surfshark Wavebreaker

Cooldown: 6s. Duration: 6s (extendable to 10s).

  • Enters Nightsoul Blessing state, mounting her shark companion.

  • Sharky Bite: Normal Attacks become Sharky Bites dealing Nightsoul-aligned Hydro DMG based on Max HP.

  • Wave Momentum: Bumping into enemies grants 1 stack (max 3). At 3 stacks, Sharky Bite becomes Sharky Bite: Surf for increased damage.

  • Prey Mark: Enemies hit by surfing get marked. Sharky Bites on marked enemies fire Shark Missiles to up to 5 nearby marked enemies.

  • Passive 1: Surf Sharky Bite generates a bubble. Picking it up restores 20 Nightsoul Points (max 2 bubbles per Nightsoul state).

Elemental Burst: Boomsharkalaka

Energy Cost: 60. Cooldown: 15s.

  • Fires a tracking super shark missile dealing Nightsoul-aligned Hydro AoE DMG based on Max HP.

  • While powerful, it's a smaller portion of her total damage, so Energy Recharge is not a priority.

Passive Talents

Talent

Unlock

Effect

Heat-Resistant Float

Ascension 1

Surf Sharky Bite generates a bubble. Picking it up restores 20 Nightsoul Points (max 2 per state). Extends Nightsoul duration from 6s to 10s.

Natlan's Best Guide

Ascension 4

When party members trigger Nightsoul Burst, Mualani gains "Surfer's Trophy" stacks (max 3). Burst consumes stacks to deal 15%/30%/45% Max HP bonus DMG.

Talent Leveling Priority

Character Level (90) > Elemental Skill > Elemental Burst

  • Highest Priority: Character Level 90 — Mualani scales on HP.

  • Second Priority: Elemental Skill — all damage comes from Sharky Bites.

  • Elemental Burst: Level after Skill is maxed.

Best Artifacts

Main Stats

Slot

Main Stat

Sands

HP%

Goblet

Hydro DMG Bonus / HP%

Circlet

CRIT DMG / HP%

Substats: CRIT Rate > CRIT DMG > HP% > Elemental Mastery (for Vaporize)

Note: With Obsidian Codex 4pc and Ascension stat, CRIT Rate can easily cap, making HP% Circlet competitive.

Set Options

Set

Effect

Verdict

Obsidian Codex 4pc

CRIT Rate +40% in Nightsoul state. Nightsoul-aligned DMG +25%.

BiS — perfect synergy

Golden Troupe 4pc

Elemental Skill DMG +25% (off-field) / +45% (on-field).

Strong alternative

Nymph's Dream 4pc

Hydro DMG +15%. After Normal/Charged/Plunge hits, gain stacks for +7%/+4%/+9% Hydro DMG.

Good with proper rotation

Vourukasha's Glow 4pc

HP +20%. Elemental Skill/Burst DMG +10% after taking DMG or being healed.

Comfortable option

2pc HP% + 2pc HP%

HP +20% + HP +20%

Easy-to-farm alternative

Best Weapons

Weapon

Rarity

Stat

Notes

Surf's Up Signature

⭐⭐⭐⭐⭐

CRIT DMG 88.2%

BiS. Perfect synergy with Nightsoul mechanics.

Tome of the Eternal Flow

⭐⭐⭐⭐⭐

CRIT DMG 88.2%

Strong stat stick with HP passive.

Jadefall's Splendor

⭐⭐⭐⭐⭐

HP 49.6%

High HP stat with DMG bonus after Burst.

Everlasting Moonglow

⭐⭐⭐⭐⭐

HP 49.6%

HP stat stick. Healing passive less useful.

Cashflow Supervision

⭐⭐⭐⭐⭐

CRIT Rate 22.1%

CRIT Rate with Normal Attack DMG bonus.

Sacrificial Jade (BP)

⭐⭐⭐⭐

CRIT Rate 36.8%

High CRIT Rate. Requires off-field time.

Prototype Amber (Craftable)

⭐⭐⭐⭐

HP 41.3%

F2P option with team healing.

Widsith

⭐⭐⭐⭐

CRIT DMG 55.1%

High CRIT DMG with random buffs.

Key Constellations

Constellation

Effect

Verdict

C1

First Surf Sharky Bite per Nightsoul state deals significantly increased DMG (based on HP). Nightsoul consumption -30% out of combat.

Core — major damage boost

C2

Entering Nightsoul state immediately grants 2 Wave Momentum stacks. Picking up bubbles grants +1 stack.

Core — smoother rotations

C3

Elemental Skill level +3.

✦ Numeric

C4

Picking up bubbles restores 8 Energy. Elemental Burst DMG +75%.

◆ Energy comfort

C5

Elemental Burst level +3.

✦ Numeric

C6

C1 damage bonus no longer limited to once per Nightsoul state.

⭐⭐⭐ Transformation — massive scaling

Recommendation: C1 and C2 are significant quality-of-life and damage upgrades. C6 is a luxury for high-investment players.

Team Compositions

Mualani's teams revolve around Vaporize reactions, requiring consistent off-field Pyro application.

Role

Character

Notes

Main DPS

Mualani

On-field Hydro DMG via Sharky Bites.

Sub-DPS

Mavuika / Xiangling

Off-field Pyro application for Vaporize.

Support

Xilonen

DMG buff + healing + Nightsoul Burst trigger.

Support

Sucrose / Citlali

VV shred + EM share / Shield + DMG buff.

Premium Vaporize Team

Role

Character

Notes

Main DPS

Mualani

On-field Hydro DPS.

Sub-DPS

Mavuika

Strong off-field Pyro.

Support

Xilonen

Top-tier support with healing and buffs.

Support

Kazuha

VV shred + elemental DMG buff.

F2P Vaporize Team

Role

Character

Notes

Main DPS

Mualani

On-field Hydro DPS.

Sub-DPS

Xiangling

Free off-field Pyro.

Support

Kachina

Free Geo support with Cinder City set.

Support

Sucrose

VV shred + EM share.

Rotation

  • Standard: Apply Pyro → Mualani E (enter Nightsoul) → Surf into enemies for 3 stacks → Sharky Bite: Surf → Repeat → Q when available.

  • Priority: Always use Sharky Bite at 3 Wave Momentum stacks for maximum damage.

Ascension and Talent Materials

Base Stats (Lv. 90)

Stat

Value

Max HP

15,185

ATK

234

DEF

571

CRIT Rate (Ascension)

19.2%

Ascension Materials (0 to 90)

  • Mora: ~420,000

  • EXP: 420 Hero's Wit

  • Varunada Lazurite: 1 Sliver / 9 Fragment / 9 Chunk / 6 Gemstone

  • Boss Drop: Mark of the Binding Blessing x46 (Goldflame Qucusaur Tyrant)

  • Local Specialty: Sprayfeather Gill x168 (Ameyalco Waters, Natlan)

  • Common Drops: 18 Drifting Whistle / 30 Floating Whistle / 36 Shimmering Whistle

Talent Materials (Single Talent 1 to 10)

  • Mora: ~1,652,500

  • Talent Books: Teachings x3 / Guide x21 / Philosophies x38 of Contention

  • Common Drops: 6 Drifting Whistle / 22 Floating Whistle / 31 Shimmering Whistle

  • Weekly Boss: Lightless Eye of the Maelstrom x6 (All-Devouring Narwhal)

  • Crown: Crown of Insight x1

Domain: Blazing Ruins (Monday / Thursday / Sunday) — Contention series

Summary

Mualani is a powerful 5-star Hydro on-field DPS who excels at single-target Vaporize damage through her unique surfing mechanics. Her best artifact set is Obsidian Codex 4pc, and her signature weapon Surf's Up is her BiS. She performs best in teams with consistent Pyro application from Mavuika or Xiangling, paired with supports like Xilonen and Kazuha.

Quick Reference

Priority

Best Choice

Weapon

Surf's Up (Signature)

Artifact

Obsidian Codex 4pc

Sands

HP%

Goblet

Hydro DMG Bonus / HP%

Circlet

CRIT DMG / HP%

Talent Priority

Level 90 > E > Q

Key Constellations

C1 / C2 / C6

Best Team

Mualani + Mavuika + Xilonen + Kazuha

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Elena Vale

Elena Vale is a gaming guides writer focused on RPGs, action-adventure games, survival titles, and live-service updates. She specializes in clear walkthroughs, beginner-friendly explanations, build recommendations, quest routes, collectible guides, and patch-based strategy updates. Her guides are written with a practical testing approach: checking in-game mechanics, comparing patch notes, reviewing player progression paths, and updating recommendations when balance changes affect weapons, characters, skills, or quest steps. Elena’s writing style is designed to help players solve problems quickly without unnecessary spoilers or confusing jargon.

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