☆ How Rush Saved Mercenary Day (Bounty Pack 1)
★ 12 active SHiFT Codes as of December 4, 2025
☆ Black Market Location
★ Elemental Weakness Chart
☆ Legendary Weapons
★ Builds: Vex | Amon | Rafa | Harlowe

Abandoned Auger Mines are activity locations in Borderlands 4. See all Abandoned Auger Mine map locations, how to open them, and the rewards for clearing them.
There are a total of 7 Abandoned Auger Mines across Kairos. These locations are well hidden caves and contain major Boss encounters.
| Auger Mine | Area and Region | Boss |
|---|---|---|
![]() |
Coastal Bonescape, The Fadefields | Voraxis |
![]() |
Dissected Plateau, The Fadefields | The Backhive |

Abandoned Auger Mines are unlocked after completing the Shadow of the Mountain Main Mission. You'll complete this mission at around levels 18-20 as one of the three that you can complete after the 4th Main Mission, A Lot to Process.
Shadow of the Mountain Walkthrough

You may discover Abandoned Auger Mines early in the game. If you happen to find it early, you'll encounter a red seal with a “???” interaction and receive a Clave-Locked notice stating to “find your clave and earn your name.”
Clearing an Abandoned Auger Mine for the first time rewards you with 40 SDU Tokens. These tokens can be used to purchase storage upgrades for your Ammo, Backpack, Bank, or Lost Loot capacity.
Each Abandoned Auger Mine contains a unique boss that drops a variety of high-quality gear. These bosses also have a chance to drop unique Legendary Weapons and other valuable items.

Clearing all seven Abandoned Auger Mines completes the Dig, Delve, Discover Challenge. This rewards you with a Vehicle Cosmetic along with generous amounts of experience, cash, and Eridium.
List of All Cosmetics and Customization Options

Each Abandoned Auger Mine includes multiple Vending Machines primarily used to restock your ammo. Occasionally, they may offer useful gear for purchase, especially the featured Item of the Day.

Borderlands 4 Walkthrough Wiki
| Borderlands 4 Wiki Contents | |
|---|---|
Main Missions |
Side Missions |
Builds |
Tips and Tricks |
Bosses |
Customizations |
Weapons |
Shields and Repkits
|
Ordnances |
Skills |
Specializations |
Safehouses |
Auger Mines |
Vehicles |
Maps |
- |
Abandoned Auger Mine Locations and How to Unlock



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