Use as a devastating heavy sword or apply a Dual Melee stance and split the weapon into two ferocious blades.

The Dark Split-Sword is a melee weapon with the unique ability to change forms depending on the Stance mod with which it is equipped: a double-ended greatsword when equipped with Heavy Blade stances, or wielded as two separate blades when using Dual Sword stances.

Manufacturing Requirements
Time: 12 hrs
Rush: Platinum64 35
MarketIcon Market Price: Platinum64225 Blueprint2 Blueprints Price: Credits6415,000
Tenno Lab Research •ClanAffinity643,000
Time: 48 hrs
Prereq: Nami Skyla
LeaderBadgeGhostHolo x1   LeaderBadgeShadowHolo x3   LeaderBadgeStormHolo x10   LeaderBadgeMountainHolo x30   LeaderBadgeMoonHolo x100


This weapon deals Radiation b Radiation damage.


  • Innate Radiation b Radiation damage – effective against Alloy Armor.
  • Stance slot has Zenurik Pol polarity, matches Swirling Tiger stance.
  • Highest status chance of any Heavy Blade.
  • Tied for the highest attack speed of any Dual Sword with Dual Kamas (Prime) and Dual Zoren.
    • Tied for third highest base and slide damage of any Dual Sword with Dex Dakra.
  • Highly versatile; able to crit build when given a Dual Sword stance, or status build by default.
  • When equipped with a Dual Sword stance, the following stats are increased:
    • Faster attack speed (up to 1.17).
    • Higher critical chance (up to 25.0%).
    • Higher critical damage (up to 2.5x).
    • Higher slide attack damage (up to 390.0).
    • Higher wall attack damage (up to 260.0).


  • Zenurik Pol stance polarity is incompatible with any of the Heavy Blade stances. Furthermore, Heavy Blade and Dual Sword stances do not share any polarities.
  • Lowest damage of any Heavy Blade.
  • When equipped with a Dual Sword stance, the following stats are reduced:
    • Lower base damage (down to 65.0).
    • Lower status chance (down to 15.0%).
    • Lower slam attack damage (down to 130.0).


  • Without any stance equipped, the Dark Split-Sword is used as a Heavy Blade weapon by default.


  • The Dark Split-Sword is the first melee weapon capable of using two different types of Stance mods, in this case Heavy Blade and Dual Sword stances, giving it the ability to use a total of 6 individual Stance mods.
  • The Dark Split-Sword is the first weapon from the Tenno Lab to require Mutagen Masses in crafting.
  • On the Release of the PC Lunaro update, PC Gamer offered a limited time promo code for the Dulus weapon skin, which is essentially a stretched out PC Gamer logo on the sword.


Dark Split-Sword Skins

Patch HistoryEdit

Update: The Silver Grove
  • Fixed an issue where the Dark Split Sword would show a Mire when being built in the Foundry.

Update: Specters of the Rail

  • Increased Dark Split-Swords Critical Chance while dual wielding by to 25% and Critical Multiplier to 2.5x.
  • Slightly increased the Dark Split Sword dual wield attack speed.
  • Slightly decreased the Dark Split Sword Heavy Blade attack speed.
  • Increased the Dark Split Sword Heavy Blade Element Damage to 90 and Status Chance to 25%

Hotfix 18.14.2

  • Conclave: Dark Split-Sword can now be used in the Conclave.
  • Visually tweaked the Dark Split-Sword’s Energy trail to fit better on the weapon.
  • Fixed the Dark Split-Sword not listed in the Melee section of the Codex.
  • Fixed ranked Stance Mods equipped on the Dark Split-Sword being un-ranked.

Hotfix 18.14.1

  • Dark Split-Sword can now be sold from Inventory.
  • Fixed the Dark Split-Sword not rewarding Affinity for Clients.

Update 18.14

  • Item introduced.

See alsoEdit

WeaponsDamageCompare AllCosmetics

WeaponsDamageCompare AllCosmetics

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