Sapphire Mountain King Guide: 7 Cheese Strategies (3-Min)

What is the Sapphire Mountain King Achievement in Natlan

The Sapphire Mountain King is one of 22 Local Legends across Natlan (Versions 5.0-5.8). Defeating this elite enemy grants 5 Primogems plus a treasure chest with character ascension materials and artifacts. This legend stands out for unique elemental shield mechanics and punishing attack patterns requiring precise timing.

Local Legends rollout: 10 in Version 5.0, 6 in Version 5.2, 5 in Version 5.5. Sapphire Mountain King belongs to the initial wave. Unlike daily bosses, Local Legends stay defeated once conquered per account.

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Achievement Requirements

Achievement triggers when boss HP reaches zero. No time limits, damage restrictions, or element requirements. Contributes to Natlan: The Land of Fire and Competition series tracking all 22 Local Legends.

Rewards

• 5 Primogems (110 total from all 22 legends)
• Treasure chest: 2-3 purple artifacts, 20,000-30,000 Mora, 3-5 Natlan character materials
• Chest quality scales with World Level

Difficulty Rating

Upper-middle tier among Natlan legends. More complex than The Last Survivor of Tenochtzitoc but easier than puzzle-heavy Balachko. Primary difficulty spike at 30% HP when attack frequency doubles.

Location and Unlock Requirements

Spawns at boulder formation near Tepeacac Rise, west of Blazing Ruins, northwest of Blazing Ruins talent domain. Teleport to waypoint northwest of talent domain, travel southeast 150 meters to raised plateau with circular boulder formation.

Coordinates

Western edge of Tepeacac Rise. Triggers via proximity—walking into boulder circle starts combat. No Nightsoul Totem interaction needed.

Landmarks: Blazing Ruins talent domain southeast, Tepeacac Rise settlement northeast.

Prerequisites

• No World Quest requirements
• Adventure Rank 35 minimum (practical)
• World Level 4+ recommended for proper scaling

First Encounter

Approaching triggers Pyro energy swirl, boss materializes from Geo energy. No cutscene. Prepare team, food buffs, and burst energy before entering.

Combat Mechanics

Three-phase system:

• Phase 1 (100-70% HP): Basic attacks
• Phase 2 (70-30% HP): Enhanced elemental attacks
• Phase 3 (30-0% HP): Enrage mechanics

Persistent Geo shield absorbs 25% damage until broken. Regenerates every 45 seconds if not destroyed. Breaking shield triggers 10-second vulnerability: +30% damage taken, boss stunned.

Attack Patterns

Phase 1:

• Ground slam: 180° frontal AoE, 2s telegraph, ~8,000 damage
• Triple projectile: Targets active character, 1.5s intervals, 3,500 damage each
• Charging tackle: 15m range, 3s windup

Phase 2:

• Ground slam creates Geo constructs blocking movement
• Projectiles apply Geo status (Crystallize reactions)
• Tackle leaves damaging trail (1,500 damage/second, 8s duration)
• Attack frequency +30%

Phase 3:

• Attack speed doubles
• Radial Geo explosion: Entire arena except edges, 15,000+ damage, repeats every 20s
• After 3 explosions (~60s), survival nearly impossible without shields/healing

Shield Mechanics

Requires 8 Gauge Units to break:

• 4 Claymore attacks
• 8 Catalyst normal attacks
• 2 Geo-reactive bursts

Pyro most efficient (Overloaded bonus damage). Shield doesn't regenerate in Phase 3.

Vulnerability Windows

• Shield break: 10s stun, +30% damage, reduced interrupt resistance
• Post-tackle: 2s recovery
• Post-projectile: 1.5s recovery

7 Cheese Strategies

Strategy #1: Shield-Spam Invincibility

Team: Zhongli/Diona/Layla + sustained DPS (Yoimiya, Ayato)

Stack HP% for 40,000+ HP shields (15,000+ absorption). Negates all damage, eliminates dodge requirements.

ER needs: Zhongli 140%, Diona 180% (140% with Sac Bow), Layla 160%

Clear time: 4-5 minutes, near-zero failure risk

Strategy #2: Burst Phase Skip

Team: Raiden National (Raiden, Xiangling, Xingqiu, Bennett)

Rotation: Bennett Burst → Xingqiu Burst → Xiangling Burst → Raiden Burst

Delivers ~400,000 damage in 10s during shield-break vulnerability. Skip Phase 2 entirely (71% HP → 29% HP).

Requires 200%+ Crit Damage characters.

Strategy #3: Terrain Exploitation

Three elevated rocks where ground slam/tackle can't reach:

• Northwest corner (largest)
• Southeast edge (best sightlines)
• Northeast (smallest)

Use ranged DPS (Ganyu, Yoimiya, Yanfei). Rotate platforms during projectile barrages. Descend for Phase 3 explosions.

Clear time: 6-8 minutes, 90% damage reduction

Strategy #4: Freeze-Lock Control

Team: Ganyu, Mona, Venti, Diona

Rotation: Mona Skill → Ganyu Charged → Venti Burst → Ganyu Burst → Charged Shots

Freeze duration 2-3s per application. Boss gains freeze immunity Phase 3.

ER needs: Ganyu 140%, Mona 200%, Venti 160%

Strategy #5: One-Shot Nuke

Team: Hu Tao, Yelan, Xingqiu, Zhongli

Setup: C0 Hu Tao + Homa (or R5 Dragon's Bane), 200% Crit Damage, 4pc Crimson Witch

Rotation: Zhongli shield → break Geo shield → Yelan Burst → Xingqiu Burst → Hu Tao Skill → 9 Charged Attacks

Deals 450,000-540,000 damage (exceeds boss HP at WL8: ~480,000)

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Strategy #6: Co-op Distraction

Two-player: Tank (Zhongli, Baizhu) holds aggro, DPS executes uninterrupted rotations. Tank positions opposite DPS across arena.

Tank uses long-duration skills (Zhongli pillar, Baizhu shield). DPS runs pure damage builds.

Phase 3: Both position at edges for explosions, tank re-establishes aggro after.

Strategy #7: Food Buff Stacking

Optimal combo:

• Adeptus' Temptation: +372 ATK, +12% Crit Rate
• Element-specific: +25% Elemental Damage
• Jewelry Soup: +235 DEF (~15% damage reduction)

Buffs last 300s. Increases damage 35-45%.

Cost: 6 Raw Meat, 4 Matsutake, 4 Lotus Head, 3 Jueyun Chili, 2 Cor Lapis (15min farm)

Optimal Team Compositions

F2P Teams

National: Xiangling, Xingqiu, Bennett, Sucrose

• Weapons: The Catch, Sac Sword, Prototype Rancour, Thrilling Tales
• Clear: 3-4 minutes

Freeze: Kaeya, Barbara, Chongyun, Anemo Traveler

• Clear: 5-6 minutes

Physical: Razor, Kaeya, Fischl, Diona

• Clear: 4-5 minutes

Hypercarry

Hu Tao Vape: Hu Tao, Yelan, Xingqiu, Zhongli

• Damage: 500,000+ per rotation
• Stats: Hu Tao 32k HP, 200% CD; Yelan/Xingqiu 200% ER
• Clear: 90-120s

Arlecchino Vape: Arlecchino, Yelan, Bennett, Kazuha

• Damage: 450,000+ per rotation
• Stats: Arlecchino 70/200 crit, 2000 ATK; Kazuha 800 EM
• Clear: 100-140s

Neuvillette Hyperbloom: Neuvillette, Nahida, Fischl, Zhongli

• Damage split: 60% Charged Attacks, 40% Hyperbloom
• Clear: 2-3 minutes

Reaction Teams

Overvape: Raiden, Xiangling, Xingqiu, Bennett

• Reaction damage: 180,000-220,000 per 15s rotation
• Shield break: 6-8s

Aggravate Quickbloom: Alhaitham, Fischl, Nahida, Kuki

• Damage: 55% Aggravate, 30% Hyperbloom, 15% raw
• Clear: 2.5-3.5 minutes

Melt Ganyu: Ganyu, Xiangling, Bennett, Zhongli

• Damage per shot: 90,000-115,000
• Shots needed: 5-6

Sustain

Immortal: Zhongli, Kokomi, Fischl, Beidou

• Defense: 15k shield + 6k HP/tick healing + 30% damage reduction
• Clear: 6-8 minutes, zero death risk

Character Builds

Main DPS Artifacts

Pyro (Hu Tao, Arlecchino):

• Set: 4pc Crimson Witch / 4pc Shimenawa
• Stats: HP%/ATK% / Pyro% / Crit
• Substats: Crit > HP%/ATK% > ER (120%) > EM
• Targets: 60% CR, 180% CD, 30k HP (Hu Tao) or 2k ATK

Hydro (Neuvillette, Ayato):

• Set: 4pc Marechaussee (Neuvillette) / 4pc Heart of Depth (Ayato)
• Stats: HP%/ATK% / Hydro% / Crit
• ER: 160% Ayato, 180% Neuvillette
• Neuvillette: 35k+ HP

Cryo (Ganyu, Ayaka):

• Set: 4pc Blizzard (Freeze) / 4pc Wanderer (Melt)
• Blizzard: +40% CR vs frozen, allows 20-25% base CR
• Targets: 200% CD, 2,200 ATK

Support ER Requirements

Bennett: 200-220% ER

• Weapon: Favonius Sword / Prototype Rancour
• Set: 4pc Noblesse
• Priority: Base ATK (level 80/90)

Xingqiu: 200% (180% with Sac Sword R3+)

• Weapon: Sac Sword > Favonius > Festering Desire
• Set: 4pc Emblem
• Stats: 60/120 crit, 1,600 ATK

Fischl: 140% ER

• Weapon: Stringless / Favonius Warbow
• Set: 4pc Golden Troupe / 2pc ATK + 2pc TF
• Stats: 65/130 crit, 1,800 ATK

Weapon Comparisons

Main DPS:

• Hu Tao: Homa vs R5 Dragon's Bane = 25% difference (Bane reaches 85% Homa performance in Vape)
• Ganyu: Amos vs R5 Prototype = 20% difference (Crescent within 15% on weak points)
• Neuvillette: Tome vs Prototype Amber = 35% difference

Support:

• Bennett: 5★ vs Prototype Rancour = ~120 ATK buff difference
• Xingqiu: Sac Sword R3+ outperforms most 5★ (energy + double skill damage)

Talent Priorities

Main DPS:

• Hu Tao: Skill (9) > Normal (9) > Burst (6)
• Ganyu: Normal (9) > Burst (8) > Skill (6)
• Neuvillette: Normal (9) > Skill (8) > Burst (8)

Support:

• Bennett: Burst (9+) > Skill (6) > Normal (1)
• Xingqiu: Burst (9+) > Skill (8) > Normal (1)
• Fischl: Skill (9+) > Burst (9) > Normal (1)

Levels 1-6: Always upgrade. Levels 7-8: Prioritize main damage. Levels 9-10: Main DPS only. Level 8 sufficient for this fight.

Combat Walkthrough

Pre-Battle Prep

1. Full burst energy (farm nearby enemies if needed)
2. Food buffs: Adeptus' Temptation + element damage food
3. Position shielder/healer as character #4
4. Elemental resistance potions (25% damage reduction, 300s)
5. Check weather (rain interferes with reactions—advance clock if raining)

Enter from northwest side near safe rock.

Phase 1 (100-70% HP, 0:00-1:30)

0:00-0:03: 3s grace period

• Deploy shields
• Apply VV shred
• Position behind boss

0:03-0:15: Triple projectile (always first attack)

• Dodge perpendicular, not backward

0:15-0:30: Shield break window

• 8 GU needed: Bennett Skill + Xiangling Skill + Guoba / 4 Claymore attacks
• Break during boss recovery animation

0:30-0:40: First vulnerability (10s stun)

• National: Bennett Burst → Xiangling Burst → Xingqiu Burst → Xiangling normals
• Hu Tao: Yelan Burst → Xingqiu Burst → Hu Tao Skill → 6 Charged
• Expected: 120k-180k damage (30-40% Phase 1 HP)

0:40-1:30: Sustained damage

• Ground slam: Dodge backward/side
• Tackle: Dodge perpendicular 0.5s before impact
• Projectiles: Strafe continuously

1:30: Phase 2 at 70% HP (no invulnerability)

Phase 2 (70-30% HP, 1:30-3:30)

Geo-infused attacks:

• Ground slam leaves 3 Geo constructs (15s duration, block movement)
• Projectiles apply Geo (avoid Crystallize crystals in reaction teams)
• Tackle leaves damaging trail (1,500/s, 8s)

2:15: Shield regenerates (45s after first break)

• Golden shimmer effect
• Break within 10s or suffer 25% damage reduction

2:20-2:30: Second vulnerability

• Execute second burst rotation
• Expected: 150k-200k (boss to 40-35% HP)

2:30-3:30: Sustained damage

• Destroy Geo constructs (10k HP, 2-3 Claymore hits)

3:30: Phase 3 at 30% HP (boss glows red, 1s warning)

Phase 3 (30-0% HP, 3:30-5:00)

3:31: First radial explosion

• 2s channel (red glow)
• Sprint to arena edges (2m from walls)
• Damage: 15k-18k + knockback

3:33-3:50: Burst window (17s before second explosion)

• Shield doesn't regenerate—all damage to HP
• Execute highest damage rotation
• Target: 150k+ damage

3:50: Second explosion (repeat edge positioning)

3:52-5:00: Final push

• Prioritize shields/healing over dodges
• Finish 4:00-4:30 to avoid third explosion

Achievement unlocks at 0 HP. Chest spawns 2s later at arena center.

Common Mistakes

Timing Errors:

• Breaking shield too early → Prepare rotation first, break shield last
• Phase transitions during attacks → Pause DPS near 70%/30%, trigger during tackle recovery

Element Application:

• Reverse Vaporize (Pyro before Hydro) → Sequence: Xingqiu Burst → wait 1s → Pyro attacks
• Overwriting Pyro in Melt → Fire Ganyu shots when Pyronado freshly applies Pyro
• Crystallize consuming auras → Avoid Geo in reaction teams

Energy Management:

• Using bursts immediately → Hold until 3-5s before shield break
• Insufficient ER → Verify 200% Bennett/Xingqiu (180% with Fav/Sac)

Positioning:

• Fighting near edges Phase 1-2 → Stay center for 360° dodge options
• Trapped in constructs → Destroy immediately or use dashes
• Missing explosion telegraph → Red glow + raised arms = sprint to edges

Post-Achievement

Other Natlan Legends

22 total = 110 Primogems + 22 chests

Easiest (next targets):

• The Last Survivor: Small pond south of Wavey Bay, 2-3 min
• Tupu's Lushness: Eastern Atocpan, Nightsoul Totem
• Reji: Southeast of Atocpan, Remnants of Tetenanco

Medium:

• Cocijo: South of Toyac Springs, destroy Electro Crystals first
• Polychrome Tri-Stars: West of Goldflame Qucusaur, daytime only
• Ichcahuipilli's Aegis: Huitztli Hill, hit 6 targets quickly

Puzzle-Heavy:

• Balachko: Sanctum of Rainbow Spirits cave, 2 Keys to Somewhere, 10-15 min
• Tlatzacuilotl: Underground Tepetlisaurus puzzle
• Bronzelock: Sky island Ochktanatlan, flowlight targets

Achievement Series

Natlan: The Land of Fire and Competition:

• 5 legends: 10 Primogems
• 10 legends: 20 Primogems + Flame Seeker namecard
• 15 legends: 20 Primogems
• 22 legends: 40 Primogems + Natlan's Champion namecard

Total: 200 Primogems from all legends

Efficient route: Atocpan Region has 6 legends in 60 min (Tupu, Reji, Infinitesimal, The Peak, Ironclaw, Battlegoat)

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Strategic resource investment accelerates progression:

• Character banners: Mavuika (Pyro shield-breaking), Xilonen (Geo support)
• Weapon banners: 20-35% damage increase vs 4★
• Resin refreshes: Faster artifact farming

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FAQ

Can This Be Done in Co-op?

Yes. Boss HP doesn't scale with players. Achievement only grants to host. Co-op easier than solo—tank holds aggro, DPS attacks freely. Clear: 2-3 min.

Does World Level Affect Difficulty?

Yes. WL8: ~480k HP, 8k-18k damage. WL4: ~320k HP, 30-40% less damage. Lower WL via Paimon Menu if struggling (minimal reward penalty).

How Often Does Boss Respawn?

Never. One-time defeat per account. Can't farm or practice after completion. Help friends in their worlds for repeat challenges.

Minimum Stats Required?

WL6-8 comfortable clear:

• Main DPS: 1,800 ATK, 55/120 crit, Level 80/90
• Sub-DPS: 1,600 ATK, 50/100 crit, 180% ER, Level 70/80
• Support: 180-200% ER, Level 70/80

Food buffs compensate for lower stats.

Is Specific Team Mandatory?

No. Beatable with 4★ teams, mono-element, unconventional comps. Core needs: (1) Break Geo shields, (2) Survive Phase 3, (3) Meet DPS check. Physical, Geo, Freeze all viable.

Can You Retry After Failing?

Yes. Unlimited retries, no cooldown. Respawn at nearest Statue, boss resets to 100% HP. Use early attempts to learn patterns.

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