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Honkai: Star Rail

A Mysterious Key Location and How to Use

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Honkai Star Rail - How to Get A Mysterious Key

A Mysterious Key is a mission item in Honkai: Star Rail. Check out our guide on its location and how to use it!

List of Contents

How to Get the A Mysterious Key

Obtained From an Event Mission

Honkai Star Rail - Where Are You Mystery Trotter Event Guide

A Mysterious Key can be obtained by progressing through the Anomaly Detection 5 mission from the Where Are You, Mystery Trotter? Event.

Where Are You, Mystery Trotter? Event Guide

How to Use the A Mysterious Key

Used to Progress the Where Are You, Mystery Trotter? Event

Honkai Star Rail - A Mysterious Key Usage

A Mysterious Key is used to progress the Where Are You, Mystery Trotter? Event by opening a double-doored wardrobe!

Where Are You, Mystery Trotter? Event Guide

A Mysterious Key Information

A Mysterious Key
A Mysterious Key Item
Description A slightly rusty key with no clear indication of which lock it corresponds to. Try it on all the locks you can until you find the right one!

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Common Trash ItemCommon Trash Compendium of Remedies ItemCompendium of Remedies Core Module ItemCore Module
Corporate Access Authentication ItemCorporate Access Authentication Courtyard Gate Key ItemCourtyard Gate Key Customized Pink Safety Helmet ItemCustomized Pink Safety Helmet
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Family Photo ItemFamily Photo Fan With Plain Carp Print ItemFan With Plain Carp Print FateFate's Epistle
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