How to Unlock the Legendary Bio-Robot Gravitar Class Mod

Bio-Robot is a Gravitar Class Mod for the Vault Hunter Harlowe.

Her Bio-Robot Class Mod makes her spawn hazards combined with her action skills Harlowe:

Entangling Enemies with your Action Skill causes them to create alternating Cryo and Radiation hazards.

Thanks to Imortilize for providing the information and check out all Harlowe Class Mods here!

Unlock Location:

• You will have to make your way to Fortress Indomita.

Farm Method

• Defeated Idolator Sol in the Campaign.
• Defeat Idolator Sol who can drop Bio-Robot.
• Farm until Bio-Robot drops.

Nearest Fast Travel

• Someday Rise (Safehouse)