Hallownest is sparsely populated, but the few NPCs you encounter often provide vital information, services, or even quests. Always speak to NPCs multiple times, as their dialogue can change or reveal new details. Some key NPCs include:

- Hornet: A mysterious protector who guides and challenges you.
- Elderbug: The first NPC you meet, offering advice and comfort.
- Sly: A merchant who sells essential items and upgrades.
- Cornifer: The mapmaker, crucial for navigation.
- Iselda: Cornifer's wife, who sells map additions and pins.
- Quirrel: A fellow explorer with a fascinating story.
Many NPCs have their own stories and contribute to the rich lore of Hallownest. Don't overlook them.