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Horizon Forbidden West (HFW)

Deep Trouble Side Quest Walkthrough

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This guide will show you how to complete the Deep Trouble, a Side Quest in Horizon Forbidden West (HFW). Read on to learn the quest objectives, strategies, location, and rewards for completing the Deep Trouble Side Quest.

List of Contents

How to Unlock Deep Trouble and Location

Unlock Chainscrape and Talk to Arnuf

You can unlock Deep Trouble after entering Chainscrape during the To The Brink main quest.

Talk to Arnuf

Begin the quest by talking to Arnuf in the north part of Chainscrape.

Deep Trouble Location

Deep Trouble Map Location
Map Location
Talk to Arnuf
World Location

Deep Trouble Quest Information

General Info

Deep Trouble
Quest Giver Arnuf
Description An injured Oseram miner is worried about the rest of his crew, who have been working under dangerous conditions.
Rewards ・1250 XP
・2 Skill Points
・1 Oseram Artificier
Recommended Level 5

Deep Trouble Walkthrough

How to Complete

Objectives
1 Go to the Mine and talk to KorvendGo to the Mine and talk to Korvend
Go to the mines to find and talk to Korvend.
2 Find the Missing MinersFind the Missing Miners
After talking to Korvend, enter inside the mines to find the two miners. Proceed to the left side of the mine and dive into the water.
3 Find the Blockage and go to the Mine CartFind the Blockage and go to the Mine Cart
Dive into the cavern once more to find a ladder that allows you to see the mining cart. Swim towards the small tower and climb the ladder.
4 Fight off the BurrowersFight off the Burrowers
After climbing into the rail, enter the cavern filled with Burrowers. Take them down to proceed further and go up the rails until you reach a narrow climbing spot.
5 Detonate the ExplosivesDetonate the Explosives
After crossing the narrow cave, you can climb up and use the Pullcaster to reach the mining cart. Detonate the explosives
6 Kill the Machines and Return to the MinersKill the Machines and Return to the Miners
After blowing up the drainage, you will encounter Burrowers and Scroungers. Take them down, and use the Pullcaster to move the crates blocking the way.
7 Return to KorvendReturn to Korvend
Return to Korvend to complete the side quest.

Tips and Strategies

Swim on the Left Side of the Mine

Swim on the Left Side of the Mine

It can be difficult to find the chamber to swim inside in order to find the miners. To find the cavern, swim until you find a set of floating barrels, and dive down to find a passage that you can dive into. Use the bars to boost and prevent Aloy from drowning.

Horizon Forbidden West Quests

Horizon Forbidden West - List of All Quests Partial.png
List of All Quests

List of All Quest Types

Main Story
Story Walkthrough & Main Quests
Optional Quests
Side Quests Errands
Salvage Contracts Hunting Grounds
Rebel Camps Relic Ruins
Tallnecks Cauldrons
The Arena Gauntlet Runs
Rebel Outposts Melee Pits

List of All Side Quests

Side Quest Level
Deep Trouble Lv. 5
The Bristlebacks Lv. 7
The Twilight Path Lv. 7
Shadow of the Past Lv. 7
Shadow in the West Lv. 10
Drowned Hopes Lv. 22
The Burning Blooms Lv. 15
Need to Know Lv. 25
The Roots that Bind Lv. 15
A Tribe Apart Lv. 15
The Promontory Lv. 17
Thirst for the Hunt Lv. 17
The Wound in the Sand Lv. 19
The Gate of the Vanquished Lv. 15
The Deluge Lv. 15
Signal Spike Lv. 16
Breaking Even Lv. 18
A Soldier's March Lv. 18
Blood for Blood Lv. 19
The Second Verse Lv. 25
The Valley of the Fallen Lv. 28
The Way Home Lv. 32
The Blood Choke Lv. 27
Forbidden Legacy Lv. 30
What Was Lost Lv. 30
In the Fog Lv. 20
Lofty Ambitions Lv. 24
Boom or Bust Lv. 24

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