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Borderlands 4

The Mole's Gambit Walkthrough

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★ 12 active SHiFT Codes as of December 4, 2025
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Borderlands 4 - The Mole

This is a walkthrough for the The Mole's Gambit side mission in Borderlands 4. Follow this guide to locate all of Willem's devices and the EMP parts at the Order depot.

◀ Previous Mission
A Traitor Within

List of Contents

How to Unlock The Mole's Gambit

Complete Side Mission A Traitor Within

Borderlands 4 - The Mole

To start The Mole's Gambit, you must have finished the previous side mission A Traitor Within.

Once done, talk to Levaine by the Electi tree in Carcadia.

The Mole's Gambit Walkthrough

Destroy Willem's Devices

# Walkthrough
1 Talk to Levaine at Carcadia.
2
Borderlands 4 - Destroy Willem
Go to the marked location to destroy five of Willem's devices. All of them are marked for you to easily find in the vicinity. To destroy them, you must do a melee hit.
3
Borderlands 4 - Willem
The first device can be found atop stairs.
4
Borderlands 4 - Willem
The second device can be found by a stall. Coming from the upper level, jump over the rail to see it.
5
Borderlands 4 - Willem
The third device can be found at a shaded corner behind some supplies.
6
Borderlands 4 - Willem
The fourth device can be found on top of a platform.
7
Borderlands 4 - Willem
The fifth device can be found near the fourth device. Round a corner to see stairs, where the device should be on top.

Find the EMP Parts

# Walkthrough
1
Borderlands 4 - Find EMP Parts
Afterwards, go to the next marked location at The Marrow Narrows to find three EMP parts. Kill the rippers in the area to make your search easier.
2
Borderlands 4 - EMP Part 1
You can find the first EMP part following the path deeper into the ripper camp. It is by a pile of trash.
3
Borderlands 4 - EMP Part 2
The second EMP part can be found stuck to a wall. Climb the roofs above the first EMP part to find it.
4
Borderlands 4 - To EMP Part 3
Borderlands 4 - EMP Part 3
The third EMP part can be found on a high platform that can be reached by jumping on the containers.

Breach the Order Depot

# Walkthrough
1
Borderlands 4 - Find Order Convoy
Go to the next location at the Grindstone of the Worthy to find the Order convoy. Once there, kill the Order guards.
2 Hack the convoy signal on the truck.
3
Borderlands 4 - Order Depot
Breach the Order depot east of the Grindstone of the Worthy on the map.
4
Borderlands 4 - Assemble EMP
Climb up to the upper floor of the depot to assemble the EMP at the center of the room.
5 After assembling the EMP, you have to let it charge for 1 minute and 31 seconds. Fend off the Order forces while the timer goes down.
6
Borderlands 4 - Kill Leader Willem
Find Willem at the marked location, where you will have to drop down into a boss arena. Kill Willem.
7 Return to Levaine at Carcadia to finish the mission.

The Mole's Gambit Rewards

Side Mission Rewards
Base Reward ・Cash
・XP
・Eridium
Equipment Reward ・SMG (Blue to Purple Rarity)
Cosmetic Reward ・Cursed to Live (Vault Hunter Head)

Borderlands 4 Related Guides

Borderlands 4 List of Side Missions Partial

List of Side Missions

List of Side Missions

The Fadefields
Meat is Murder Abduction Injunction Hangover Helper
Ready to Blow No Place Like Home Sum of His Parts
Breeding Daisies Whack-A-Thresher Carried Away
Droning On Drone Ranger The Kairos Job
Scoundrel Roundup: Glitch Scoundrel Roundup: Kilo Free for the TASKing
TASK and Ye Shall Receive TASK Master Working for Tips
Null and Void All Charged Up PowerDrop
Savage Salvage Exit Through the Rift Shop Electroshock Therapy
Electroshock Therapy: The Second Session Gone Are My Leggies To the Limb It
To the Limb It: Redux To the Limb It: Couples Therapy Finway's Cup
Primordial Vault: Fadefields Bound for Launch Brew-ha-ha
The War on Mercenary Day - -
Carcadia Burn
Potty Mouth The Power Ballad of Rodd Vomit Vicious News Cycle: Cannon Fodder
Vicious News Cycle: Hot Tag Vicious News Cycle: Mine Time Live Fault Hunting
Vend of the Line Enter the Electi Part 1 Enter the Electi Part 2
The Council Divided A Traitor Within The Mole's Gambit
PB&J Her Own Funeral And Welcome to the Jam
Ripples and Rituals Imminent Jest Broken Ships
Primordial Vault: Carcadia Burn - -
Terminus Range
Way Too Chill Flat Kairoser Wayward Gun
Father of the Glide Crack This Guy’s Back Sage Against the Machine
The Next Quest Thing Mob Mentality Mob Rules
Angry Mob Mob Justice Never Meet Your Heroes
The Importance of Being Furnished A Brother in Need It's a Whole Phase Situation
Returned to the Mountain A Call for Help Peak Performance
Tandem Access Memory La-La-Last Call Ain't No Sham In It
Primordial Vault: Terminus Range - -
Dominion
No-Escape Room One Gassy Issue One Slimy Issue
Overwriting a Wrong Price of Freedom Price of Freedom Pt. 2
Price of Freedom Pt. 3 Joe & Sue The Black Market
Bad Seed The Cat’s Pajamas Old Raymond
Old Lads Old Tricks Below the Surface
AAA for Effort Love in the Time of Eridium Poisoning The Neverending Quarry
A Quarry of Epic Proportions The Final Quarrel Bad Seed Pt. 2

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