Welcome to our Borderlands 4: Terminus Range – Umbral Foundry Area Guide! This walkthrough covers everything you need to fully complete the region, including all collectibles, activities, and hidden objectives. If you’re aiming for 100% completion, our step-by-step breakdown will help you track down every item and activity in the Umbral Foundry.
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Terminus Range – Umbral Foundry Area Guide

In the Umbral Foundry, there are several items and activities to track down for 100% completion:
- Collectibles: 2 total
Umbral Foundry Collectibles
Vault Symbols
Vault Symbol #1

During the His Vile Sanctum main mission, you’ll find this vault symbol on the wall.

Vault Symbol #2

During the His Vile Sanctum main mission, you’ll enter the Umbral Foundry to kill Vile Lictor. During the objective to activate the elevator, you’ll find this vault symbol on the wall behind a locked door.

Face the door then head to your right to find a canister.

Bring it to the receptacle by the door and deposit it to open it. Head inside to find the vault symbol.

Related Borderlands 4 Content
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- Next Guide: Continue with Borderlands 4 Side Missions Guide for complete walkthroughs on every quest!
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