BL4 Tools
pearlescent Radiation rifle Atlas

Fluxborn

"Born in the seam between systems."

Pearlescent rifle with cycling element: every reload rotates element through fire, shock, corrosive, radiation. Pearlescent base damage scales with active element multiplier.

damage

1480

fire Rate

4.2

magazine

22

reload Time

2.4

element Chance

26

How to farm Fluxborn

Drops from: Endgame world drop in Tier 3 zones (rare). Drop rate: 0.2-0.4% (community-reported).

At a sub-1% drop rate, expect a long farm. Most community runs report 60-150 boss kills before a confirmed drop. Set up a fast travel rotation and bring a reload-speed-focused build to keep the kill cadence up.

Source: Community-reported. Element rotation order varies by player report; methodology blog covers the verification status. · Verified for Patch 1.4 / 2026-04-22.

Strategy notes

When the radiation element shines

Radiation procs splash and ground-target DoT clouds. Best for crowded mob clear; less reliable against single-phase bosses.

Vault Hunter pairing

The natural fit for Fluxborn is Rafa's Grenadier or Vex's Knife Work for cull-stack burst. Stack the relevant capstone before farming the deeper raid tiers — the build planner at /builder/ lets you preview the synergy.

Build the rest of your loadout

A pearlescent rifle like Fluxborn earns its spot when the rest of your kit covers the gaps it leaves. Pair it with a close-range crowd-clear option for inevitable swarm waves. See our walkthroughs for boss-by-boss build recommendations.

Related weapons

Methodology note. Stats and drop rate ranges on this page are aggregated from public Reddit megathreads and gameplay video archives, cross-checked against community-tracked spreadsheets. We re-verify after every major patch — see how we verify drop data for our process. If the in-game numbers diverge from what you read here, email us at [email protected] and we will investigate within 48 hours.