Harry Potter Trading Card Game these expansions include the addition of the "Quidditch" lesson type and "Match" cards introduced in the "Quidditch Cup" expansion, location cards introduced in the "Diagon Alley" expansion, and a larger pool of adventure cards in the "Adventures at Hogwarts" expansion. The fourth and final expansion released was "Chamber of Secrets", which has 140 cards plus 55 Foil or Hologram Portrait Premium rares (October 2002). This last expansion features cards based on the "Chamber of Secrets" book, where all previous cards were based on the "Sorcerer's Stone" book. From its conception in 2001 through 2003, the "Harry Potter Trading Card Game"
The Magical Worlds of Harry Potter An updated version of "The Magical Worlds of Harry Potter" was published in 2004 by Berkley Books, just before the film "Harry Potter and the Prisoner of Azkaban" was released. Colbert wrote and published "The Magical Worlds of Narnia" in 2005, a guide to the fictional Narnia universe. The Magical Worlds of Harry Potter The Magical Worlds of Harry Potter: A Treasury of Myths, Legends, and Fascinating Facts is a guide to the fictional "Harry Potter" universe, written by David Colbert. It explores the references to history, legends, and literature in J.K. Rowling's "Harry Potter" novels. Colbert conceived the idea