* Harry Potter and the Prisoner of Azkaban (introduced and heavily featured)
* Harry Potter and the Goblet of Fire (mentioned briefly and appear in the Triwizard Tournament)
* Harry Potter and the Order of the Phoenix (play a major role in the story)
* Harry Potter and the Half-Blood Prince (appear briefly)
* Harry Potter and the Deathly Hallows (appear prominently and play a key role in the story)