|Baba, the Alchemist|
Baba, the Alchemist is a character in UnderMine located in The Hub. Initially he will tell the player "Go Away! This laboratory is closed!" should the player knock on the door on the east wall of The Hub.
After unlocking her, (the mushroom's quest/ Beltrame's quest,) you will be able to craft new potions in his room, and buy potion-related upgrades.