How to Start Mad Ellie and the Vault of the Damned DLC Mad Ellie and the Vault of the Damned Walkthrough All ECHO Log Locations in the Borderlands 4 DLC All Vault Symbol of the Damned Locations in the ...
Dam Control Center Tower Key Unlocks the room at the very top of the Control Tower on the southeast side of the Dam Battlegrounds map. Use the zipline at the base of the building to get up there.