How to get Caustic Band in Baldur’s Gate 3

In Baldur’s Gate 3, The Caustic Band is a jewelry item that provides an additional 2 Acid damage, and you can get it in Act 1.

Derryth Bonecloak - Baldur's Gate 3

In Baldur’s Gate 3, every piece of gear can play a crucial role in shaping your combat style — and the Caustic Band is no exception. This unassuming ring packs a toxic punch, applying acid damage that can give your attacks an extra edge, especially in prolonged fights. In this guide, we’ll explore Caustic Band, how to acquire it, and tips for using it effectively in Baldur’s Gate 3.

What is the Caustic Band in BG3?

Baldur’s Gate 3 Caustic Band - BG3

In Baldur’s Gate 3, The Caustic Band provides the Malefic Excretion bonus that adds 2 Acid damage to the wearer’s weapon base damage. This uncommon ring is a decent choice for any class or companion if you are looking for something to fill the empty ring slot for one of your characters. It’s additional damage is low, but it’s always nice to have it. You can equip it to your character’s ring slot in the inventory, providing additional bonuses and buffs. There are no requirements for this item. You can equip it on any class, companion, or character.

Caustic Band Abilities and Effects

Below are all the features, abilities, and effects of Caustic Band in Baldur’s Gate 3:

  • Armor Type: Ring
  • Proficiency Requirement: No Requirements
  • Rarity: Uncommon
  • Weight: 0.05 kg
  • Value: 128
  • Location: Sold by Derryth Bonecloak at Myconid Colony, Underdark, Act 1.
  • Malefic Excretion: Your weapon attacks also deal 2 Acid damage.
  • Classes and Races That Can Equip It: All characters can equip this robe.

How to Get The Caustic Band in BG3? Explained

Baldur's Gate 3 Ebonlake Grotto location Blurg Omeluum Spaw Derryth Bonecloak

You can buy the Caustic Band from the Derryth Bonecloak at Myconid Colony in the Underdark during Act 1. Here is a short overview of how to get the Caustic Band in BG3:

  1. Complete the prologue
  2. Head West from Emerald Grove to reach Blighted Village
  3. Enter the Underdark – The easiest way is to use the well in the center of the Blighted Village and jump down the hole in Whispering Depths.
  4. Head northwest to the Myconid Colony
  5. Locate Derryth Bonecloak Vendor
  6. Buy the Caustic Band in BG3 for 128 Gold.

Find the Underdark

Blighted Village - Entrance to the Spider Cave - Whispering Depths - Location in Baldur's Gate 3

To get the Caustic Band, you must first enter the Underdark. There are a few entrances, including trying the Shattered Sanctum and Auntie Ethel’s house, but I’ll quickly explain how to get there through the Whispering Depths underneath Blighted Village. You’ll need the potion, scroll, or spell of Feather Fall, so ensure you have one before proceeding.

BG3 Whispering Depths

Set your course west from Emerald Grove, and you’ll easily find the Blighted Village and a well in the middle. You must pass an Investigation skill check of 10 DC, to use it and climb down to the Whispering Depths. Inside the cave system, there are giant Spiders and Spider Matriarchs (X: -543 Y: -366). You must defeat them first, so we advise you to reach at least level 3 so you’ll have no problem with the fight and surviving in the Underdark.

Buy the Caustic Band

Derryth Bonecloak Location - Myconid Colony - Underdark - Baldur's Gate 3

Once you are ready and defeated the spiders, you need to jump down the big tunnel (X: -543 Y: -366) leading straight down to the Underdark, and that’s when you need the Feather Fall spell. Use it so you won’t take any fall damage. In the Underdark, you must find the Derryth Bonecloak, a vendor located in the Myconid Colony. To reach it, head northwest from where you started in the Underdark. You will find her selling fantastic items. Buy the Caustic Band from Derryth Bonecloak in Baldur’s Gate 3 for 128 Gold.

List of Notable Gear Items Derryth Bonecloak sells:

  • Amulet of Restoration
  • Corrosive Flail
  • Ring of Jumping
  • Caustic Band

How to Use the Caustic Band in BG3?

The best way to use the Caustic Band in Baldur’s Gate 3 is by equipping it to any physical damage build or class such as Fighter, Barbarian, Paladin, Rogue, or Ranger. However, this ring would not to much good on a Monk because the additional Acid damage does not trigger on unarmed strikes. Likewise, the additional damage will not apply to any spell attacks made by Wizards and Sorcerers.

Tips and Tricks for Caustic Band in BG3

These are the best tips and tricks for finding and using Caustic Band in Baldur’s Gate 3:

  • The extra damage from the Caustic Band will apply to melee, physical, and Thrown weapon attacks.
  • The best way to get to the Myconid Colony in the Underdark is to jump into the green chasm in the Whispering Depths after casting Feather Fall.

FAQs about Caustic Band in BG3

Where can I find Caustic Band in Baldur’s Gate 3?

To find the Caustic Band ring in BG3 you must reach the Myconid Colony in the Underdark, where you will meet trader Derryth Bonecloak.

Which classes or builds benefit most from Caustic Band?

Any class which deals physical damage with weapons (melee or ranged) will benefit the most from wearing the Caustic Band.

Will a Monk get the extra Acid damage with the Caustic Band?

No, a Monk fighting with unarmed strikes will not trigger the extra Acid damage while wearing the Caustic Band.

Looking For More About Baldur’s Gate 3?

Thank you for reading the How to get Caustic Band in Baldur’s Gate 3 guide. We provide the latest news and create guides for Baldur’s Gate 3. Also, watch me play games on Twitch or visit my YouTube channel!