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Borderlands 4
Crystal Brawl Walkthrough
☆ 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
This is a walkthrough for the Crystal Brawl mission in Borderlands 4. Read on to follow the objectives and clear the mission, as well as how to find the mining drones.
| ◀ Previous Mission | Next Mission ▶ |
|---|---|
| Shadow of the Mountain | Dark Subject |
List of Contents
Crystal Brawl Walkthrough
| List of Objectives | ||
|---|---|---|
| 1 | Find Wildcat | |
| 2 | Breach Moonfall Site | |
| 3 | Reach Dig Site | |
Find Wildcat
| # | Walkthrough |
|---|---|
| 1 | Immediately after Shadow of the Mountain, talk to Defiant Calder in Belter's Bore to start the mission. |
| 2 |  Travel southeast to Mountain's Apse, northwest of Heart of the Mountain. |
| 3 |  Head inside Mountain's Apse and follow the marked objective until you reach a large ship outside the cave. Enter the sanctuary to trigger a cutscene. |
| 4 | Follow Amara into her ship and listen to her for a bit. |
Breach Moonfall Site
| # | Walkthrough |
|---|---|
| 1 |  Head north to meet Amara near the moonfall site in the Temple of the Predecessors, near the center of Windspear. |
| 2 | Breach the moonfall site with Amara. Crush Order forces in the area! |
| 3 | Once it's clear, follow Amara into the moonfall site and wait for her to open the large door to the right. |
Reach Dig Site
| # | Walkthrough |
|---|---|
| 1 | Enter the door to the dig site and kill the dig site guards! |
| 2 |  After dealing with the guards, shoot the purple crystal in the power generator to destroy it. |
| * |  For the optional objective, destroy 7 Eridium mining drones. These are spider-like machines with an orange outline that are latched onto purple Eridium. You can check our guide below for the exact locations of the mining drones. ▼ Eridium Mining Drone Locations |
| 3 |  From the power generator, jump and grapple across the gap. With Amara unable to destroy the barrier for now, she'll open a door to the left. Enter through it to reach the next dig site. |
| 4 |  Enter the dig site and kill the guards in the area. Once it's clear, wait for Amara to destroy the power generator. |
| 5 | Return to the central chamber. Follow Amara and wait for her to destroy the barrier and enter the area. Be ready for more enemies! |
| 6 |  Shoot the refinery processor to destroy it. |
| 7 |  Next, destroy the secondary and tertiary processors. For the secondary, climb up to the left side of the area and ground slam the marked platform. Then look up and shoot the exposed processor to destroy it. |
| 8 |  For the tertiary processor, grapple up on the right side this time and ground slam the marked platform. Look up and shoot the exposed processor to destroy it as well. |
| 9 | Once the refinery processor is fully destroyed, follow the marked objective to leave the dig site and complete the mission. |
Eridium Mining Drone Locations
| 1 |  To your right upon entering the first dig site. |
|---|---|
| 2 |  Near the power generator, on a large Eridium crystal. |
| 3 |  At the far end of the first dig site, next to the barrier. |
| 4 |  Next to the door that Amara opens leading to the second dig site. |
| 5 |  To your left upon entering the door Amara opened. |
| 6-7 |  The sixth drone is on the left side of the second dig site, while the seventh drone is on the right side by the stairs. |
Crystal Brawl Rewards
| Main Mission Rewards | |
|---|---|
| Base Reward |
・EXP ・Cash ・Eridium |
| Equipment Reward | ・Shield (Blue Rarity) |
| Cosmetic Reward | ・Vault Hunter Style (Augered Reality) |
Augered Reality Skin
Completing Crystal Brawl will also reward you with the Augered Reality Skin, a Vault Hunter Style that you can use in the Customization menu.
List of All Customization Options
Borderlands 4 Related Guides
All Main Missions
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Crystal Brawl Walkthrough
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