If you’re a Potter veteran, you’ll know that with great power comes some seriously spooky stuff. Protego Horribilis protects against dark magic, and in J.K. Rowling’s books, it’s used to protect Hogwarts against invaders. As spells go, it’s certainly light on novelty, but remember, safety first, kids.
Top 10 Coolest Harry Potter Spells
From incantations that protect against the dark arts to charms that will stuff a week's worth of luggage into your purse, TIME takes a look at the best spells from J.K. Rowling's famous wizards