Baldur’s Gate 3: How to Reach the Underdark (Easiest Entrance Guide) @FusionThunder
Baldur’s Gate 3: How to Reach the Underdark (Easiest Entrance Guide)  @FusionThunder
Uploaded January 2026 | Updated September 2026, 2 weeks ago
How to reach the Underdark in Baldur’s Gate 3 using the absolute best and easiest route! This Baldur's Gate 3 Underdark guide focuses on the Goblin Camp Underdark entrance (found within the Shattered Sanctum). If you want to know how to get to the Underdark without dealing with difficult boss fights or complex hidden paths, this is the easiest way to reach the Underdark in Act 1. You'll know exactly how to find the Underdark after this BG3 guide.

In this tutorial, we walk you through the Shattered Sanctum to find the secret path in the Defiled Temple. We’ll show you exactly how to solve the puzzle (or bypass it) to unlock the Goblin Camp Underdark entrance and arrive safely at the Selunite Outpost. If you are looking for a clear BG3 Underdark guide that gets you there fast, this Shattered Sanctum walkthrough is all you need.

In this guide, you will learn:

How to reach the Underdark via the Goblin Camp / Shattered Sanctum.

The easiest path through the Defiled Temple.

How to unlock the secret door to the Underdark entrance.

Why this is the best Underdark entrance for early-game players.

Stop searching for other routes and use this Easiest Entrance Guide to master the Underdark location in BG3 today!

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Baldur’s Gate 3: How to Reach the Underdark (Easiest Entrance Guide)

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