Full Spectrum Arsenal is a passive skill under the Gadgeteer node on the Specialization skill tree in Borderlands 4. It becomes available when 10 points are invested in Gadgeteer.

Effects

Ordnance Damage now benefits from increases to Gun Damage.

• Ordnance Damage: 50% of increases to Gun Damage

v • e Specializations Base Nodes Brute Lead or Alive • CQC • Riddle You This Runner Bear Arms • Bullet Train • Groundbreaker Sharpshooter Down But Not Out • In the Zone • One Shot, One Kill Survivor Sturdy Stuff • Bullets Are Scared of Me • The Best Defense Prestige Nodes Daredevil Now With Caffeine • I am a Gun • A Honed Mind Gadgeteer Tripwire • Full Spectrum Arsenal • Fragmentation Payload Killer Contamination • Compounding Afflictions • Overkill