Zenless Zone Zero: How to find the W-Engine lost in the Hollow

Find the W-Engine lost in the Hollow is an objective in Zenless Zone Zero's The Ultimate Collectibles Commission. You can start this by talking to Susie in front of the gadget store. During this Exploration Commission, you must locate the W-Engine lost in the Hollow and bring it back. It is a pretty simple quest but the TV symbols and routes can be slightly puzzling.

This article will guide you on how to find the W-Engine lost in the Hollow and complete The Ultimate Collectibles Exploration Commission in Zenless Zone Zero.

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Zenless Zone Zero: Find the W-Engine lost in the Hollow guide

How to start The Ultimate Collectibles Commission

Talk to Susie to get The Ultimate Collectibles commission. (Image via HoYoverse)

Once you have completed The Hare and the Proxy mission, exit the video store and find Susie by following the navigation. Talk to her to start The Ultimate Collectibles commission.

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Discuss the commission with Wise/Belle

Talk to the other sibling. (Image via HoYoverse)

Once you've started the commission, return to the video store and talk to the other sibling. This will unlock the Signal Search feature, which is the gacha system in Zenless Zone Zero.

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Complete Susie's commission

Open the HDD system to start the commission. (Image via HoYoverse)

Interact with the Hollow Deep Dive (HDD) System and open the Exploration Commission section to start Susie's commission.

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Find the W-Engine lost in the Hollow

Use tracks to move faster. (Image via HoYoverse)

Form a strong party and dive into the Hollow. Here's a step-by-step guide on how to clear the Hollow map:

• Move one tile to the right to trigger the red switch.
• Go down to use the tracks and move one tile to the left to get the Senior Investigator's Supply Box.
• Move right and step on the Observation tile to see the main map.

Main Hollow Deep Dive map (Image via HoYoverse)

Follow these steps after you've unlocked the main map:

• Move right and then go up to fight the small mobs.
• Take one step to the right and activate the red switch.
• Keep going right and push the obstacle against the wall to unlock more tiles.

Get the supply box (Image via HoYoverse)

• Go right and tap on the purple tile to get free supplies.
• Push the obstacle to the left until it is below the blue switch.
• Go down and then one left before pushing the obstacle towards the switch.

Collect all the free supplies (Image via HoYoverse)

Collect all the nearby supplies and the W-Engine in the middle before pressing the red switch to create more tracks. Use these tracks to reach the red tile with the flag to face one final enemy. Defeating it will complete the challenge and you will exit the Hollow.

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Commission complete. Go tell Susie.

Gadget store (Image via HoYoverse)

Finally, return to Susie and tell her about the commission. Once you've reported the completion status, enter her shop to unlock the Gadget Store Box Galaxy in Zenless Zone Zero.

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Check out our other Zenless Zone Zero guides:

• All active redeem codes
• Agent tier list
• Beginner mistakes you should avoid
• Best Standard S Rank character