While exploring the Forgotten Realms within Baldur's Gate 3, you will come across quite a few people who are determined to help you stop the Mind Flayers and the Elder Brain. Some of these characters will even join your camp and become companions.
Baldur's Gate 3: Best Shadowheart Companion Build
Shadowheart is one of the first companions you obtain in Baldur's Gate 3. Here's the best build for her.