Underground Laboratory Guide: Chest Locations, Shops, Events

Underground Laboratory is one of the Castle Dungeons in the Crestlands region of Octopath Traveler 2. Read on to discover the different chests in Underground Laboratory, main quests and side stories that happen here, other points of interest, and a list of all enemies and monsters that can be found.

Underground Laboratory Chests

Chests in Underground Laboratory

All Chest Locations
14000 Leaves In a room to the east near the entrance.	Enlarge Underground Laboratory
Bottled Nightmares In a room north of the entrance.	Enlarge Underground Laboratory
Bottled Nightmares In a room north of the entrance.	Enlarge Underground Laboratory
Fire Soulstone (L) In a room northwest of the entrance.	Enlarge Underground Laboratory

Underground Laboratory Path Actions

NPCs You Can Perform Path Actions on in Underground Laboratory

Path Actions Guide: All Path Actions Explained

Underground Laboratory Shops

Weapons Sold in Underground Laboratory

List of All Weapons

Equipment Sold in Underground Laboratory

List of All Equipment

Items and Materials Sold in Underground Laboratory

List of All Items, Materials, and Valuables

Underground Laboratory Side Stories

Side Stories in Underground Laboratory

List of All Side Stories

Underground Laboratory Main Story Events

Story Events in Underground Laboratory

List of Chapters
Osvald Chapter 4	Osvald travels to Montwise to hunt down Harvey. His thirst for vengeance and retribution is close at hand. A ray of hope now flickers at the end of the tunnel.

Story Walkthrough and List of Storylines

Enemies and Monsters in Underground Laboratory

Enemy / Shield Points	Details
Furious Fungoid (3 SP )	Vulnerabilities: (Polearm, Staff, Wind, Light) Tameable?: Yes ┣ Strength: 6/10★ ┣ Skill: Repeated Photosynthesis (HP) ┗ Prepare: Salad x3 (Meat)
Dark Curator (2 SP )	Vulnerabilities: (Polearm, Bow, Staff, Light) Tameable?: Yes ┣ Strength: 6/10★ ┣ Skill: Eternal Darkness ┗ Prepare: Metal Medley x1 (Meat)
Dark Guardian Mk.II (4 SP )	Vulnerabilities: (Sword, Dagger, Bow, Light) Tameable?: Yes ┣ Strength: 6/10★ ┣ Skill: Dark Axe (All) ┗ Prepare: Metal Medley x3 (Meat)
Ettin Asp (3 SP )	Vulnerabilities: (Polearm, Axe, Staff, Wind) Tameable?: Yes ┣ Strength: 6/10★ ┣ Skill: Toxic Breath (All) ┗ Prepare: Mountain Sausage x3 (Meat)
Thunder Curator (2 SP )	Vulnerabilities: (Polearm, Bow, Staff, Wind) Tameable?: Yes ┣ Strength: 6/10★ ┣ Skill: Electrocute ┗ Prepare: Metal Medley x1 (Meat)
Dread Viper (2 SP )	Vulnerabilities: (Polearm, Axe, Staff, Light) Tameable?: Yes ┣ Strength: 7/10★ ┣ Skill: Venomous Fang (All) ┗ Prepare: Mountain Sausage x2 (Meat)
Sentinel Mk.II (2 SP )	Vulnerabilities: (Sword, Polearm, Axe, Bow, Staff) Tameable?: Yes ┣ Strength: 7/10★ ┣ Skill: Great Spiritual Healing ┗ Prepare: Metal Medley x2 (Meat)

Underground Laboratory Connected Maps

Underground Laboratory Nearby Areas

Current Location
Enlarge Underground Laboratory
Nearby Areas
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Octopath Traveler 2 Related Guides

Solistia Map and List of Regions

All Solistia Regions
Winterlands	Harborlands	Brightlands	Toto'haha
Wildlands	Leaflands	Crestlands	Hinoeuma
The Sundering Sea

Other Crestlands Locations