Soul Coins are Miscellaneous Items of which several can be found throughout Baldur's Gate 3. They can be used to power Infernal Engines.

Strange, incomprehensible whispers emanate from this coin, pervading your mind with rage and despair.
Properties
Miscellaneous Items
Rarity: Story Item
Weight: 0.01 kg / 0.02 lb
Price: 100 gp
Where to find
- Inside one of the sarcophagi on the western side of the room with the trapped sarcophagus in the Dank Crypt
- Inside a sarcophagus in the same room of the Dank Crypt that the Book of Dead Gods can be found, to the west of the Shrine of Jergal.
- Inside the sarcophagus from which Withers first comes out.
- Nadira, at the top of a hill inside the Druid Grove carries one and will give it you if you save her from a Bugbear assassin and pass either a Persuasion or Intimidation check.
- On the balcony of the Toll House at The Risen Road, just lying on the ground.
- On a table behind a secret wall in Reithwin Tollhouse basement.
- Three can be obtained by bringing Karlach when speaking with Lann Tarv, the bugbear merchant in the main hall of Moonrise Towers.
Usage
- Soul Coins can be consumed by Karlach to feed her Infernal Engine. Doing so will grant her until her next Long Rest.
Duration: Until Long rest
- The hatred and pain of a captured soul fuels Karlach's infernal machine.
- Her weapon and unarmed attacks deal an additional 1d4
Fire damage when she is or when her Hit Points drop below 25%.