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Roisen's Thorns
Updated: Sep 05, 2023
Borderlands 3

Borderlands 3
Roisen's Thorns

Where there is pleasure, there is pain.
  • Content
    Base Game
  • Weapon Type
  • Rarity
  • Manufacturer
  • Elements

Roisen's Thorns
All Details

God Roll
Roisen's Thorns (Pistol-BL3)
Copy Roisen's Thorns Code

Roisen's Thorns - About

The Legendary Pistol Roisen's Thorns is manufactured by Torgue and comes from the Borderlands 3 Base Game.

Roisen's Thorns - unique Ability

Shoots 1 Corrosive Gyrojet and 4 Fire Orbs that explode on contact and deal elemental Splash Damage.
Sticky mode doesn't shoot 4 Fire Orbs.

Sticky Mode
Shoots sticky Gyrojets that explode after 10 sec or on reload.
Explosion deals Corrosive Splash Damage.
+13% explosion damage for each Gyrojet stuck to the target.

Roisen's Thorns - Variants

  • Elements
  • Listed Projectiles
    1 | 2
  • Shot Cost
    1 | 2
  • Splash Radius
    101 | 122 | 146
  • Weapon Parts
    fixed parts
  • Anointment
  • Splash Anoints

Roisen's Thorns - Pistol Parts

Weapons usually get one part per group, but sometimes multiple or none. Numbers in the top-right  indicate the range of parts a group can have.
Parts usually have equal drop chances, or it's indicated nearby.

Body Accessory3-4

  • Body_A87.5%+10% Damage
  • Body_B87.5%+10% Damage
  • Body_C87.5%+20% Splash Radius
  • Body_D87.5%+10% Reload Speed


  • Grip_1-15% Vertical Recoil
    +5% Fire Rate
  • Grip_2-30% Horizontal Recoil
    +5% Damage
  • Grip_3+20% Splash Radius
    +15% Projectile Speed


  • Stock_1+1 Projectile
    +1 Shot Cost
    -20% Damage
    -120% Accuracy
    +20% Accuracy Bloom
  • Stock_2+20% Splash Radius


  • Hammer_1+15% Accuracy
  • Hammer_2+10% Fire Rate
  • Hammer_3+10% Damage


  • Mag_1Mag Size: 8
    Reload: 2.8s
    +7% Gyrojet Damage
    per Gyrojet
  • Mag_2Mag Size: 6
    Reload: 2.5s
    +10% Gyrojet Damage
    per Gyrojet
  • Mag_3Mag Size: 5
    Reload: 2.2s
    +20% Splash Radius+13% Gyrojet Damage
    per Gyrojet


  • IronSight
  • Scope_12.2x Zoom
  • Scope_24.0x Zoom
  • Scope_31.5x Zoom

Roisen's Thorns - Changelog

Hotfix 03.11.2021:

  • +100% Weapon Damage.

Hotfix 03.12.2020:

  • +53.3% Weapon Damage

Roisen's Thorns
How to Farm

Roisen's Thorns
Assigned Loot Pool

Roisen's Thorns
World Drop (BL3)

World Drop

Base Game - World Drop

Borderlands 3 World Drops are items that drop from any suitable Loot Source in addition to their dedicated sources.
There are around 150 unique items in the Base Game - World Drop pool, so for farming a specific weapon it's best to seek out its dedicated Loot Source.
If you still want to test your luck, you should equip a Shlooter Artifact or All-in Shield to increase your Legendary World Drop Chances.

Weapon - suitable Loot Source:

  • All Enemies:
    Bosses, Crew Challenges, Generic Enemies, …
  • All kinds of Chests
  • Vending Machines
  • Slot Machines: Loot Boxer or Vault Line
  • Diamond Loot Room
  • Eridian Fabricator

Roisen's Thorns
Drop Rates

  • Princess Tarantella II
The number next to the Source notes Loot Luck.

Loot Luck Formula


P = Dedicated Loot Pool Chance
L = Loot Luck

Roisen's Thorns
Grinder Recipe

This recipe requires 1+ DLC-Legendary!
PistolPistolAny Legendary WeaponplusAny Legendary WeaponPistolplusAny Legendary WeaponAny Uncommon WeaponequalsPistolPistolEpic or Legendary PistolEpic or Legendary Shotgun
The Grinder⚙️ recipe for the displayed chances.
Consoles may have a better recipe that's the best on PC.

Roisen's Thorns
Dedicated Sources

Princess Tarantella II

Princess Tarantella II

The Splinterlands
Named Enemy