Withers is a fairly distinctive-looking character not a skeleton, but not exactly alive, either.
Once you find him, he’ll become a vendor at your camp.
It will cost 100 gold each time you respec your character.

you might respec a companion as well for the same cost.
There are 12 hireling options one for every class.
Early in your game, you’ll find a waypoint in the Overgrown Ruins.

If you didn’t save Shadowheart on the ship, you’ll see her banging on a door nearby.
Regardless, be prepared for battle once you enter.
Jump into the hole, which will take you right into an engagement.

Explore the crypt, and eventually, your exploration should lead you to the Dank Crypt.
Wander through the crypt until you reach the back of the room, where you’ll find a button.
This will open a door but will also trigger more enemies.
Defeat them, then enter the room with the sarcophagus to awaken Withers.
How to respec with Withers
Chat with Withers at the camp.
You’ll be prompted to ask: “Can you help me change my class?”
it’s possible for you to respec your companions, too.
To respec a companion, ensure they’re in your party and have them speak with Withers.
They’ll then have the same options you had to respec your custom character.
That’s everything you better know about how to respec your character in Baldur’s Gate 3.
Former contributor Emily Gera also works on it.