Welcome to NGB and our guide on the Grandport Sewers area in Octopath Traveler 0. This area features a variety of enemies, valuable crafting materials, and useful treasure chests. Whether you’re looking to level up, stock up on items, or find rare resources, this guide will help you navigate the Grandport Sewers efficiently, exploit enemy weaknesses, and make sure you don’t miss any rewards.
Quick Links
Grandport Sewers Area Guide
As you progress through Octopath Traveler 0, you’ll come to the Grandport Sewers area during the following quest(s):
Treasure Chests
Thoroughly explore the Grandport Sewers to find these chests:
Grandport Sewers

- Herb of Vitality
- Protective Bracelet
- Thunder Soulstone (L)
Grandport Sewers: Depths

- Huntress’s Longbow
- Elemental Light Armor
- Critical Nut (L)
- Blue Chest
- Reaper’s Blade Mastery – SP Cost: 28 / Deal sword damage to all foes and gain a small chance to instantly kill target
- Inspiriting Plum Basket
Enemies and Weaknesses
Understanding enemy vulnerabilities is essential for quick and efficient battles. The following table summarizes the foes you’ll encounter in the Grandport Sewers:
Grandport Sewers
| Enemy | Vulnerability |
|---|---|
| Bandit Bones II | Axe, Staff, Lightning, Light |
| Davy Bones | Axe, Staff, Wind, Light |
| Gooey Slug | Dagger, Tome, Fan, Light |
| Warrior Bones | Axe, Fan, Fire, Light |
Grandport Sewers: Depths
| Enemy | Vulnerability |
|---|---|
| Animated Armor | Sword, Axe, Fire, Light |
| Bandit Bones II | Axe, Staff, Lightning, Light |
| Dark Elemental | Tome, Fan, Fire, Light |
| Davy Bones | Axe, Staff, Wind, Light |
| Warrior Bones | Axe, Fan, Fire, Light |
Tips for battling enemies: Use weapons that exploit their weaknesses for faster battles and to break shields.
Elite Enemies
Elite Enemies are powerful foes that lurk within dungeons. The icon’s color represents the enemy’s strength.
- Blue = Weak
- Yellow = Moderate
- Red = Strong
Defeat them to obtain valuable items that can be used to improve Wishvale’s facilities. Make sure to be fully prepared before taking them on!
Menacing Cleaving Armor
Location: Grandport Sewers: Depths

| Shield | Vulnerability |
|---|---|
| 12 | Axe, Staff, Lightning, Light |
Related Octopath Traveler 0 Content
Looking for more Octopath Traveler 0 content? Use the links below to keep exploring our guides:
- Main Page: Visit our Octopath Traveler 0 Guides and Walkthroughs hub for all our latest content!
- Official Website: Check out the official Octopath Traveler 0 website for news and updates!

