Quidditch Quidditch World Cup on Pottermore, culminating in a short story about the final featuring the return of Harry, Ron, Hermione and their friends as adults. This generated interest from several media outlets, as it was the first new writing about the "Harry Potter" characters since the end of the series in 2007. Quidditch is introduced in "Harry Potter and the Philosopher's Stone", and is a regularly recurring feature throughout the first six books. It is depicted as being played by both professionals (as in tournaments like the Quidditch World Cup) and amateurs. A major motif of five of the "Harry
The Magical Worlds of Harry Potter it was "cool that their hero, Harry, was encountering some of the creatures of mythology." Colbert felt that knowing the origins of Rowling's character and creatures increased "the books' magic tenfold" and made the "Harry Potter" universe seem more lifelike. Feeling that he wanted to share this with others, Colbert spent a year researching the references in the novels and collected his discoveries for a guidebook to the magical world of Harry Potter. Colbert wrote "The Magical Worlds of Harry Potter" while teaching a seminar on self-publishing to graduate students at the University of North Carolina. He had it self-published