MTG Catalog is an app simply to browse the various Magic: the Gathering sets and view the cards. An internet connection is required when the app loads for the first time and every time a new card image is being downloaded.
Wizards of the Coast, Magic: The Gathering, and their logos are trademarks of Wizards of the Coast LLC in the United States and other countries.
MTG Catalog is owned by Fabian de Groot and is not affiliated with, endorsed, sponsored, specifically approved or authorized by Wizards of the Coast LLC.
Card data is provided by MTG JSON (http://mtgjson.com) and the card images are downloaded from MagicCards.Info (http://magiccards.info).