Dark Magic

Dark Magic is the form of magic involving messy, painful or disturbing curses used against the greater good.

Examples of Dark Magic
Cruciatus Curse

Killing Curse

Imperius Curse

Notable Performers of Dark Magic
Lord Voldemort

Grindelwald

Voldemort's Death Eaters

Appearances
Harry Potter and the Sorcerer's Stone

Harry Potter and the Chamber of Secrets

Harry Potter and the Prisoner of Azkaban

Harry Potter and the Goblet of Fire

Harry Potter and the Order of the Pheonix

Harry Potter and the Half-Blood Prince

Harry Potter and the Deathly Hallows