In March 1995, Harry Potter deliberately spilled his armadillo bile at the end of Potions class so he could eavesdrop on a conversation between Severus Snape and Igor Karkaroff about the Dark Mark while he cleaned it up.
- Harry Potter and the Goblet of Fire (First appearance)
- Harry Potter and the Half-Blood Prince (video game)
- The Road to Hogwarts Sweepstakes
- Harry Potter: Hogwarts Mystery (Mentioned only)
- Harry Potter: Wizards Unite
Notes and references
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