Snape and Narcissa perform the Unbreakable vow

This spell binds a wizard to a promise, who will die if they break it


Unbreakable Vow fact file


Type

Spell

Purpose

To bind a fellow wizard to a promise

The effect it has on the recipient

The wizard will die if they break the promise

Famous moment a wizard or witch uses it

Narcissa and Severus Snape agree upon an Unbreakable Vow so Snape will watch over Draco Malfoy during his task from Lord Voldemort