Borderlands 4 How to Unlock the Legendary Bottled Lightning Heavy Weapon

The Bottled Lightning is a Legendary Maliwan Heavy Weapon which you can drop from the unique enemy known as 'Primordial Guardian Origo' in the Terminus Range Vault Encounter.

Its unique effect fires two lightning orbs that tether to and zap enemies in its vicinity.

Unlock Location + Farm Method:

• To get the Bottled Lightning you will need to kill an enemy known as Origo, which can be found in the Terminus Range Vault
• You will not be able to fight this boss until you find all 3 vault parts, which can be found below, as well as the vault location
• The Bottled Lightning is one of three possible drops in the loot pool