What can you do as a free member?

Member benefits illustration

Create your free account today and unlock all our premium features and tools to enhance your gaming experience.

Member benefits illustration

Create your free account today and save articles to your watchlist and get notified when they're updated with new information.

Member benefits illustration

Create your free account today and save your favorite games for quick access later, synced across all your devices.

Member benefits illustration

By creating a Game8 account and logging in, you'll receive instant notifications when someone replies to your posts.

Comment rating feature illustration

By creating a Game8 account and logging in, you can make use of convenient features in the comments section, such as rating and sorting comments.

Premium archive feature illustration

By creating a Game8 account and logging in, you can access Premium articles that are exclusively available to members.

Site Interface

Guest
Free Member
Article Watchlist
Game Bookmarks
Cross-device Sync
Light/Dark Theme Toggle
User Profiles
Direct Feedback
Comment Rating

Game Tools

Guest
Free Member
Interactive Map Access
Interactive Map Pins
Interactive Map Comments
Interactive Map Pins Cross-Device
Check List
Event Choice Checker
Deck Builder Cross-Device
Message Board Notification
Message Board Cross-Device
Build Planner
Stat Calculator
Diagnostic Tool
Weapon/Armor Wishlist

Want more information?Learn more

Horizon Forbidden West (HFW)

Deep Trouble Side Quest Walkthrough

Add to Watchlist

┣ Complete Quests → Quest Walkthroughs
┣ Learn the Best Skills → Best Skills
┣ Collect Gear → List of Weapons / Outfits
┣ Collect All Legendaries → All Legendary Weapons/Outfits
┗ Take Down Machines → List of Enemy Machines
★The Ver. 1.08 Patch is now Available!

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

Comment

See more comments (2 Comments)

Author

Horizon Forbidden West (HFW) Walkthrough Team
This article was created by Game8's elite team of writers and gamers.
    Leave feedback(Login required)
    Please participate in our site
    improvement survey
    12/2025
    Would you assist in
    improving Game8's site?
    ×
    This survey will take about 1 minute.
    Your answers will help us to improve our website.
    We are listening to our users' valuable opinions and discussing how to act on them.
    The information collected through this survey will be used for the purpose of improving our services. In addition, the information will only be disclosed a part of a statistic in a format that will not allow identification of personal information.
    Begin Survey
    Not Now
    ×
    Please rate each item regarding Game8.co's Advertisements.
    Amount of Ads
    Very Dissatisfied
    Somewhat Dissatisfied
    Fine
    Somewhat Satisfied
    Highly Satisfied
    Placement of Ads
    Timing of Ad Display
    Ad Loading Speed
    Safeness of Ads
    Content of Ads
    ×
    Please rate each item regarding Game8.co's Quality of Articles.
    Amount of information
    Very Dissatisfied
    Somewhat Dissatisfied
    Fine
    Somewhat Satisfied
    Highly Satisfied
    Frequency of updates
    Speed of new information
    Accuracy of articles
    Understandibility of articles
    Readability of sentences
    ×
    Please rate each item regarding Game8.co's Usability of the Site.
    Ease of finding information
    Very Dissatisfied
    Somewhat Dissatisfied
    Fine
    Somewhat Satisfied
    Highly Satisfied
    Loading Speed
    Use of Color
    Font Size
    Visibility of Images
    Easy to Understand Layout
    ×
    Please rate each item regarding Game8.co's Message Boards, Comments.
    Ease of Writing
    Very Dissatisfied
    Somewhat Dissatisfied
    Fine
    Somewhat Satisfied
    Highly Satisfied
    Readability
    Ease in Finding Information
    Comment Quality
    Comment Quantity
    Admin Response
    ×
    Please rate each item regarding Game8.co's Site's new design.
    Please rate our site's new design
    Very Dissatisfied
    Somewhat Dissatisfied
    Fine
    Somewhat Satisfied
    Highly Satisfied
    Do you think that the website's design change makes the site easier to use?
    Has the new design made it easier for you to find information on the site?
    Has the new design improved the overall visual appeal of the site?
    How would you rate your overall satisfaction with the new design of the site?
    ×
    How likely are you to recommend Game8 to someone you know?
    Very Unlikely
    0
    1
    2
    3
    4
    5
    6
    7
    8
    9
    10
    Very Likely
    If you have other opinions regarding potential improvement to the website, please share them with us. We would appreciate your honest opinion.
    Note: This is a free response section, so you can proceed without entering anything.
    Note: Please be sure not to enter any kind of personal information into your response.
    ×
    Thank You
    ×
    Thank you for participating in our survey! Your answers will help us to improve the quality of our website and services.
    We hope you continue to make use of Game8.
    Close
    For other opinions or comments, go here.

    Rankings

    Popular Articles
    Message Board
    • We could not find the message board you were looking for.

    Gaming News

    Tides of Annihilation Gameplay Trailer Deep Dive: Dual Frontline System & More Analyzed

    Tides of Annihilation Gameplay Trailer Deep Dive: Dual Fr...

    Popular Games

    Recommended Games

    All rights reserved

    ©2021 Sony Interactive Entertainment Europe. Developed by Guerrilla. Horizon Forbidden West is a trademark of Sony Interactive Entertainment LLC.
    Sony Interactive Entertainment Privacy Policy & EULA

    The copyrights of videos of games used in our content and other intellectual property rights belong to the provider of the game.
    The contents we provide on this site were created personally by members of the Game8 editorial department.
    We refuse the right to reuse or repost content taken without our permission such as data or images to other sites.

    Horizon Forbidden West (HFW) Walkthrough & Guides Wiki

    Quick Access
    Guide Index

    Quests

    Main Quests

    Side Quests

    Errands

    Salvage Contracts

    Hunting Grounds

    The Arena

    Rebel Camps

    Rebel Outposts

    Relic Ruins

    Tallnecks

    Cauldrons

    Gauntlet Runs

    Melee Pits

    News and Game Info

    Tips and Tricks

    Enemy Machines

    Boss Enemy Machines

    Weapons

    Outfits

    Skills

    Characters

    Collectibles

    Items