At least some content in this article is derived from information featured in Harry Potter: Hogwarts Mystery. Spoilers will be present within the article.
- "Today in Transfiguration, the pawn becomes the queen. While the practical application is ill advised, the technique will further your skill in this class. Please do not use to cheat in chess. Pay close attention to see the weakest piece become the strongest."
- — Professor McGonagall introducing this spell to her sixth-year students[src]
During the 1989–1990 school year at Hogwarts School of Witchcraft and Wizardry, Professor Minerva McGonagall taught her sixth-years how to perform this particular transforming spell in Transfiguration class.
Behind the scenes
- This spell is seemingly a reference to promotion (alternatively known as "queening"), a rule in chess saying that a pawn is replaced with a queen, rook, knight or bishop when it reaches the eighth rank of the chessboard.
- Harry Potter: Hogwarts Mystery (First appearance)