Harry Potter and the Half-Blood Prince (video game) different times of day, Quidditch, Wizard Duels and Potion making. The Marauder's Map is included in the game, with progress opening other parts of the school. Harry can also call Nearly Headless Nick to show him around the school. Harry is the main playable character in the game, but Ron and Ginny are also available in two levels. The first has Ron concentrate on following Harry after taking a Love Potion (if he doesn't follow Harry, the mission fails). The second has Ginny fill in for Harry for Quidditch when he gets detention and play against the rival Seeker, Cho
The Magical Worlds of Harry Potter released in bookstores. When his nephew and nieces received the book, they read it for the remainder of their vacation with him. Colbert, a historian and former head writer on the television quiz show "Who Wants to Be a Millionaire?", became interested in the books and bought the first novel in the series, "Harry Potter and the Philosopher's Stone", to see what the story was about. As he was reading, he began to notice mythological references in the book. He commented: "I almost laughed out loud when I came across the three-headed dog <nowiki>[</nowiki>Fluffy<nowiki>]</nowiki>. I instantly knew it was a