At least some content in this article is derived from information featured in Harry Potter: Hogwarts Mystery. Spoilers will be present within the article.
Bewitched sleep (incantation unknown) was an advanced charm that put the target into a deep sleep; the subject was in a state almost like suspended animation and did not breathe for the duration of the spell.
The Serpent of Slytherin was placed under a bewitched sleep within the Statue of Slytherin. So long as she slept, she did not age, hence allowing her to survive for a millennium, waiting for the Heir of Slytherin to reawaken her to purge the school of Muggle-borns.
Fleur Delacour tried to put her dragon into a trance during the first task of the Triwizard Tournament, but it was only partially successful, as the dragon snored and caught the hem of her robes on fire. It was also the spell that Albus Dumbledore used on the hostages in the Second Task of the Triwizard Tournament.
- Harry Potter and the Chamber of Secrets (First appearance)
- Harry Potter and the Goblet of Fire
- Harry Potter and the Goblet of Fire (film)
- Harry Potter: Hogwarts Mystery