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Borderlands 4 G.M.R Review — Legendary Assault Rifle

Published: 8/15/2026 · Updated: 11/15/2026 · As of 2026-07

RarityLegendary
TypeAssault Rifle
ManufacturerOrder
ElementFire
Drop sourceDriller Hole (Queen's Cradle)
Red Text
O, inheritor of grace!

This review was machine-translated from the Japanese original. Numbers are checked against the original; if the wording reads oddly, the Japanese version is authoritative.

When you aim down sights, damage doubles, but ammo consumption increases and fire rate drops, making it a “sniper-like” Order-made assault rifle. The advantage is that, despite being an Order weapon, it requires no charge and can be fired normally, and only when looking through the iron sights does a single shot jump up. It’s a single gun that switches between hip‑fire spread and precise high firepower when aiming. Fire attribute.

🧩 Origin of the red text The name “G.M.R.” is an abbreviation of the real‑world physical phenomenon **Giant Magnetoresistance (G.M.R) **, a technology used in hard‑disk read heads and the like. The red text “O, inheritor of grace!” is a prayer‑like line that fits Order’s religious and solemn style, separate from the G.M.R. acronym play. As a citation of a specific work or real phrase, a primary source confirming it is unverified. The external source is (unverified).

What kind of assault rifle? (Beginner’s perspective)

Unique effect (Mechanics)

Big Name Hunter: When zoomed is Damage+100% / Ammo consumption+100% / Fire rate-50%.

Drop farming

Drop SourceRateNotes
Driller Hole (Queen’s Cradle)(unverified)Dedicated source for increased drop rate
Tonnage Peel (Carcadia Burn / Kairos)(unverified)Increased drop rate (Web listed / (unverified))
Various route sourcesLowGeneral drop

Summary

Measured stats (aggregate of owned units)

This is an aggregation of measured values read from screenshots of owned units. The range is the observed minimum to maximum, with no conversion, rounding, or interpolation.

Lv rangeDamageDPSFire rateObserved units
Lv482,1717,1174.7/sec2

FAQ

What is the unique effect of G.M.R?

Big Name Hunter: While zoomed (iron sights), damage +100%, ammo consumption +100%, fire rate -50%. It also lacks a charge mechanism and can be fired as a normal assault rifle.

Where can I obtain G.M.R?

It drops from Driller Hole (Queen's Cradle).