
Fiend Saws Dual-Wield weapon · #4 of 8 by Damage
- Damage
- 3021,179 at Lv 30
- Guard Break
- 120
- Damage rank in class
- #4 / 8Dual-Wield
- Dust to Lv 30
- 310,6352,206,035 to Lv 60
Fiend Saws stats
CalculatedBase stats from the equipment screen; bars compare against the best weapon. Damage at a level = base × the attack multiplier at that level (difficulty multipliers not included).
- Damage
- 302Base
- Guard Break
- 120
- Damage at Lv 30
- 1,179×3.9
- Damage at Lv 60
- 2,087×6.9
A pair of unique blades once wielded by Jade Dancer with her legs. Soul now wields them by hand, but their deep-seated Fiend-Aura remains undiminished.
Fiend Saws moveset
Game dataThe weapon's moves as the game describes them (4).
- Standard ComboLight AttackLight AttackLight AttackLight AttackLight Attack
- Sha-Chi ComboHeavy AttackHeavy AttackHeavy AttackHeavy Attack
Can be unleashed after any swing during a Standard Combo. With enough Sha-Chi, it becomes an enhanced attack with increased damage and Guard Break. - Fiend-Aura ErosionEach hit builds up [Fiend-Aura Erosion] on the enemy. When the [Fiend-Aura Erosion] Gauge is full, the accumulated fiend-aura erupts, eroding the enemy's HP.
- Fiend FormPhantom Edge Consumes 1Fireto enter [Fiend Form] for 10 seconds. While active, all attacks are unblockable and deal increased damage to Guard-Broken enemies.
While in [Fiend Form], press Phantom Edge again to perform a [powerful follow-up attack] without consuming Fire and exit [Fiend Form].
Fiend Saws upgrade effects
Game dataEffects unlock at Lv 5, 10, 15 and 25. Values shown as Lv 10 → Lv 20 → Lv 30 grow when it reaches those levels.
- Lv 5
During a combo, hold Light Attack to charge, then unleash a rapid series of crossing slashes that infuse Fiend-Aura into the wounds, transforming [Fiend-Aura Erosion] on the enemy into [Azure Erosion], which depletes more Sha-Chi when it erupts.
- Lv 10
Lv 10Slightly increasesLv 20Moderately increasesLv 30Greatly increases damage dealt by [Fiend-Aura Erosion] and its altered effects when they erupt.
- Lv 15
During a combo, hold Heavy Attack to charge, then unleash a rapid series of sweeping, spinning Sha-Chi slashes that drive Fiend-Aura deep into the bone, transforming [Fiend-Aura Erosion] on the enemy into [Crimson Erosion], which deals increased damage when it erupts.
- Lv 25
Press Execution to trigger an early eruption of [Fiend-Aura Erosion] or its altered effects on all enemies. If the eruption Guard Breaks an enemy, it greatly extends their Guard-Broken duration.
Fiend Saws upgrade cost
Game dataWeapons and Phantom Edges cap at Lv 30 on a first playthrough; each New Cycle raises the cap by 5, up to Lv 60.
Lv 1 → Lv 30 (first playthrough)
Lv 1 → Lv 60 (later Cycles)
Materials by level band
| Levels | Remnant Dust | Materials |
|---|---|---|
| Lv 2–10 | 31,590 | |
| Lv 11–20 | 90,675 | |
| Lv 21–60 | 2,083,770 |
Upgrade table
| Level | Attack × | Remnant Dust | Materials | Unlocks |
|---|---|---|---|---|
| Lv 1 → 2 | ×1.1 | 1,170 | — | |
| Lv 4 → 5 | ×1.4 | 2,925 | New effect | |
| Lv 9 → 10 | ×1.9 | 5,850 | New effect | |
| Lv 14 → 15 | ×2.4 | 8,775 | New effect | |
| Lv 19 → 20 | ×2.9 | 11,700 | — | |
| Lv 24 → 25 | ×3.4 | 17,550 | New effect | |
| Lv 29 → 30 | ×3.9 | 26,910 | — | |
| Lv 39 → 40 | ×4.9 | 50,310 | — | |
| Lv 49 → 50 | ×5.9 | 73,710 | — | |
| Lv 59 → 60 | ×6.9 | 97,110 | — |
Show all 59 upgrade steps
| Level | Attack × | Remnant Dust | Materials | Unlocks |
|---|---|---|---|---|
| Lv 1 → 2 | ×1.1 | 1,170 | — | |
| Lv 2 → 3 | ×1.2 | 1,755 | — | |
| Lv 3 → 4 | ×1.3 | 2,340 | — | |
| Lv 4 → 5 | ×1.4 | 2,925 | New effect | |
| Lv 5 → 6 | ×1.5 | 3,510 | — | |
| Lv 6 → 7 | ×1.6 | 4,095 | — | |
| Lv 7 → 8 | ×1.7 | 4,680 | — | |
| Lv 8 → 9 | ×1.8 | 5,265 | — | |
| Lv 9 → 10 | ×1.9 | 5,850 | New effect | |
| Lv 10 → 11 | ×2 | 6,435 | — | |
| Lv 11 → 12 | ×2.1 | 7,020 | — | |
| Lv 12 → 13 | ×2.2 | 7,605 | — | |
| Lv 13 → 14 | ×2.3 | 8,190 | — | |
| Lv 14 → 15 | ×2.4 | 8,775 | New effect | |
| Lv 15 → 16 | ×2.5 | 9,360 | — | |
| Lv 16 → 17 | ×2.6 | 9,945 | — | |
| Lv 17 → 18 | ×2.7 | 10,530 | — | |
| Lv 18 → 19 | ×2.8 | 11,115 | — | |
| Lv 19 → 20 | ×2.9 | 11,700 | — | |
| Lv 20 → 21 | ×3 | 12,870 | — | |
| Lv 21 → 22 | ×3.1 | 14,040 | — | |
| Lv 22 → 23 | ×3.2 | 15,210 | — | |
| Lv 23 → 24 | ×3.3 | 16,380 | — | |
| Lv 24 → 25 | ×3.4 | 17,550 | New effect | |
| Lv 25 → 26 | ×3.5 | 18,720 | — | |
| Lv 26 → 27 | ×3.6 | 19,890 | — | |
| Lv 27 → 28 | ×3.7 | 22,230 | — | |
| Lv 28 → 29 | ×3.8 | 24,570 | — | |
| Lv 29 → 30 | ×3.9 | 26,910 | — | |
| Lv 30 → 31 | ×4 | 29,250 | — | |
| Lv 31 → 32 | ×4.1 | 31,590 | — | |
| Lv 32 → 33 | ×4.2 | 33,930 | — | |
| Lv 33 → 34 | ×4.3 | 36,270 | — | |
| Lv 34 → 35 | ×4.4 | 38,610 | — | |
| Lv 35 → 36 | ×4.5 | 40,950 | — | |
| Lv 36 → 37 | ×4.6 | 43,290 | — | |
| Lv 37 → 38 | ×4.7 | 45,630 | — | |
| Lv 38 → 39 | ×4.8 | 47,970 | — | |
| Lv 39 → 40 | ×4.9 | 50,310 | — | |
| Lv 40 → 41 | ×5 | 52,650 | — | |
| Lv 41 → 42 | ×5.1 | 54,990 | — | |
| Lv 42 → 43 | ×5.2 | 57,330 | — | |
| Lv 43 → 44 | ×5.3 | 59,670 | — | |
| Lv 44 → 45 | ×5.4 | 62,010 | — | |
| Lv 45 → 46 | ×5.5 | 64,350 | — | |
| Lv 46 → 47 | ×5.6 | 66,690 | — | |
| Lv 47 → 48 | ×5.7 | 69,030 | — | |
| Lv 48 → 49 | ×5.8 | 71,370 | — | |
| Lv 49 → 50 | ×5.9 | 73,710 | — | |
| Lv 50 → 51 | ×6 | 76,050 | — | |
| Lv 51 → 52 | ×6.1 | 78,390 | — | |
| Lv 52 → 53 | ×6.2 | 80,730 | — | |
| Lv 53 → 54 | ×6.3 | 83,070 | — | |
| Lv 54 → 55 | ×6.4 | 85,410 | — | |
| Lv 55 → 56 | ×6.5 | 87,750 | — | |
| Lv 56 → 57 | ×6.6 | 90,090 | — | |
| Lv 57 → 58 | ×6.7 | 92,430 | — | |
| Lv 58 → 59 | ×6.8 | 94,770 | — | |
| Lv 59 → 60 | ×6.9 | 97,110 | — |
Fiend Saws Soul Tempering
Game dataSoul Tempering costs Remnant Dust plus a unique item, and adds the effect below.
- Endless Fiend FormAfter Fiend-Aura Erosion erupts on an enemy, all attacks against them become unblockable for 3 seconds.
How to get Fiend Saws
Game dataEvery source the game data lists for this weapon.
- BossDefeat
Mu Xiaokui, Queen of Iron and Jade · Heartless Remnants
Other Dual-Wield weapons
The strongest weapons of the same class by Damage.
- The Lady's FanCommon340Damage126Guard Break
- Baishan StormswordsEpic312Damage142Status Effects
- Sundering Dual AxesCommon312Damage118Guard Break
- Parting HooksCommon288Damage118Guard Break
Data: Phantom Blade Zero 26367565 (CL-302256, UE 5.7.4). How we source this
Fiend Saws is a Dual-Wield weapon with 302 base Damage, #4 of 8 in its class (The Lady's Fan leads), reaching 1,179 at the Lv 30 cap and 2,087 at Lv 60. It gains 4 upgrade effects along the way. Upgrading it to Lv 30 costs 310,635 Remnant Dust (2,206,035 to Lv 60). Soul Tempering adds one more effect for 5,000 Remnant Dust and a unique item.
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Fiend Saws FAQ
How do you get Fiend Saws in Phantom Blade Zero?
Defeat Mu Xiaokui, Queen of Iron and Jade in .
Is Fiend Saws a good weapon?
By the numbers it ranks #4 of 8 Dual-Wield weapons by Damage (302 base, 1,179 at Lv 30); The Lady's Fan has the most. Its Guard Break is 120.
How much does it cost to upgrade Fiend Saws?
Lv 1 to Lv 30 costs 310,635 Remnant Dust plus Polished Twinned Metal ×81, Flawless Twinned Metal ×81, Twinned Metal ×78, Concentrated Solvent ×27, Universal Solvent ×27, Solvent ×26. Going to Lv 60 in later Cycles costs 2,206,035 Remnant Dust in total.
What do Fiend Saws upgrades unlock?
Lv 5: During a combo, hold [Light Attack] to charge, then unleash a rapid series of crossing slashes that infuse Fiend-Aura into the wounds, transforming [Fiend-Aura Erosion] on the enemy into [Azure Erosion], which depletes more Sha-Chi when it erupts. Lv 10: Slightly increases / Moderately increases / Greatly increases damage dealt by [Fiend-Aura Erosion] and its altered effects when they erupt. Lv 15: During a combo, hold [Heavy Attack] to charge, then unleash a rapid series of sweeping, spinning Sha-Chi slashes that drive Fiend-Aura deep into the bone, transforming [Fiend-Aura Erosion] on the enemy into [Crimson Erosion], which deals increased damage when it erupts. Lv 25: Press [Execution] to trigger an early eruption of [Fiend-Aura Erosion] or its altered effects on all enemies. If the eruption Guard Breaks an enemy, it greatly extends their Guard-Broken duration.
How do you Soul Temper Fiend Saws?
Soul Tempering Fiend Saws costs 5,000 Remnant Dust and Heel Reinforcement Part. After Fiend-Aura Erosion erupts on an enemy, all attacks against them become unblockable for 3 seconds.




