Geiger-Roid is a legendary repkit in Borderlands 4 manufactured by Maliwan. It was added to the game as part of Story Pack 1, Mad Ellie and the Vault of the Damned. Geiger-Roid is a random drop from Penitent Steel located in Windswept Wastes.

Special Weapon Effects

This is the part where you run.

• Roid-Rage – On Use applies 5 stacks of Roid-Rage that decay over time. Each time a stack expires an Elemental Nova is spawned.

Change History

• The April 30th, 2026 patch corrected Geiger Roid's shock damage and updated the card for the fire version of this repkit. Novas were also retimed to better match the repkit's flash effects.

v • e Maliwan manufacture in Borderlands 4 Gear Common Fence GateHaute ShotHoundstoothPremiereRefresherStanchionTrendsetter Legendary AssuitBlood AnalyzerElpis StarExtra MediumFashionistaGeiger-RoidIconLaméMaestro Pandoran MementoToile Weapons Common C-BeamCesium SpoolCloudburstEphemerisEyewallFractusGaleforceGustfrontHailspikeMidheavenMonsoonMuon LanceNeutrino StreamParticle BlasterParticle SpoolPlasma GrenadePrisma-BlasterPrisma-CutterPrisma-LasPrisma-SpoolRainbandSquall-LineStelliumSupercellSynastryTransitVertexWindshear Legendary Asher's RiseBottled LightningBroken WingsComplex Root Destructo DiscoFlash CycloneGamma VoidIchorKaleidosplodeKatagawa's RevengeKickballerMantraMatador's MatchOhm I GotPlasma Coil RecursiveReminisceSweet Embrace Pearlescent Conflux Juliet's Sparkle

v • e Repkits in Borderlands 4 Common JuicerPocket DocRecorporatorRefresherScabberSobiratStimTonic Legendary Adrenaline PumpAugmenter AF1000Blood AnalyzerBlood MoonDefibrillatorGeiger-RoidHealthraiserKill SpringPacemakerTriple BypassWar Paint