Diffindo spellbook

"The Diffindo spellbook is located on the other side of the crawlspace. Once you have managed to collect it, the Diffindo Charm will be yours."

- Pomona Sprout says to Harry Potter where is located the spellbook.

The Diffindo spellbook is a book that contained information on the Severing Charm. It also contained the instructions on how to perform the spell.

During his first year, Harry Potter was chosen by Pomona Sprout, for try the spell's challenge, and find the spellbook. Fortunately, Harry succeeded the challenge and he learned the Severing Charm. During his second year, one night, Hermione Granger asked Harry to find the spellbook, because Neville Longbottom was blocked behind a tapestry. After a infiltration in a Herbology greenhouse, Harry found the spellbook, and he liberated Neville.

Appearances

 * Harry Potter and the Philosopher's Stone (video game)
 * Harry Potter and the Chamber of Secrets (video game)