Mobalytics
Gamebase
menu
MobalyticsUse your favourite features in-game with our Desktop App
Borderlands 4 Guide

How to Unlock The Pearlescent Astonisher Shotgun

Weapons
By Lewis0n
Updated on Sep 12, 2026
Sep 12, 2026

Overview

Astonisher is a Ripper Shotgun

Its special effect is Pure Energy - Firing consumes the entire Mag and increases Damage by +3.3% per Ammo consumed.

How To Unlock

Unlock Location:

  • Progress through the (FL4k And The Last Resort) DLC until reaching the Boss
    Lieutenant Harmony

Farm Method:

  • Defeat Lieutenant Harmony to get a chance at the Astonisher.
  • After use the Encore Machine nearby to reset the fight.
  • Repeatedly defeat Lieutenant Harmony until the Astonisher drops.

Comments

0

Table of Contents

1. Overview2. How To Unlock3. Comments

Latest Guides

Borderlands 4: All Legendary Weapons & Gear
By Mobalytics ∙Updated on Sep 12, 2026
Legendary Loot
Weapons
Repkits
+3
Legendary Loot
Weapons
Repkits
Ordnance
Class Mods
+1
All FL4K and the Last Resort DLC Items Mechanics, Licenses & Best Rolls
By Ratore ∙Updated on Sep 12, 2026
Late Game
Mechanics
Weapons
+5
Late Game
Mechanics
Weapons
Ordnance
Shields
+3
All Rafa Legendary Class Mods & How To Get Them
By imortilize
LIVE
 ∙Updated on Sep 12, 2026
Class Mods
Late Game
Vault Hunters
+2
Class Mods
Late Game
Vault Hunters
Mechanics
Map
How to Unlock The Legendary Masochist Rafa Class Mod
By Lewis0n ∙Updated on Sep 12, 2026
Class Mods
Legendary Loot
Class Mods
Legendary Loot