‘Mer-Ky’ Depths is a Side Quest in Hogwarts Legacy. This walkthrough will guide you through all objectives of the ‘Mer-Ky’ Depths side mission.
Location: The Great Hall -> Boathouse
Quest Giver: Nerida Roberts
Quest Level: Level 10
Requirement: Having Finished Main Quest: Percival Rackham’s Trial
Reward: Appearances, 180XP
Mission Info: Nerida Roberts is sitting on the docks by the Hogwarts boathouse. I should speak with her.
Objectives:
- Talk to Nerida Roberts
- Find the Leaky Caves
- Find and collect the Mermish artefact
- Return to Nerida
Starting Location: ‘Mer-Ky’ Depths
Talk to Nerida Roberts
Nerida wants you to get an artifact.
Find the Leaky Caves
Follow the quest marker to the Cave nearby and dive in.
Find and collect the Mermish artefact
Inside the cave you will see a door, to open it you need to lead all three moths to it. For two of the three moths, cast Incendio to free them from the spider web, then cast Lumos and lead them to the door, cast Lumos again and they will fit into the door. The third moth is straight across from the locked door.
Once all three moths are at the door, it will open. A chest will be revealed, open the chest to get the Artifact.
Return to Nerida
Now just go back to Nerida.
This finishes ‘Mer-Ky’ Depths Side Quest in Hogwarts Legacy.
For all other Side Quests and Main Quests, check out the complete Hogwarts Legacy Walkthrough.
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