Boon is an expanded universe character who appears only within the Hollow Knight Comic's First Chapter: Quirrel. Boon is a sizable bug who wears a coat and carries a large backpack. They speak in the third person and articulate sentences in a simplistic manner.
They are first encountered by Quirrel, being attacked by a horde of vicious bugs in the plains outside of any kingdom. Quirrel quickly intervenes and Boon is rescued from the attackers. After which Boon shares a meal with Quirrel out of gratitude. While Quirrel's goal in the comic is to reach Hallownest, Boon splits paths with Quirrel before reaching the kingdom and their eventual destination is unknown.
Appearances of Boon in the comic.
- Boon's appearance resembles that of Tuk, implying they could be the same species.