This exclusive set of Magic: The Gathering cards features five non-foil cards from the Secret Lair set, entitled "Math is for Blockers". The cards are made from high-quality card stock and manufactured in the United States by Wizards of the Coast. The set includes a standard-sized box and pack configuration, and it is suitable for ages 13 and up. The Secret Lair set is a unique addition to any collector's repertoire, featuring a themed set of cards that cannot be found anywhere else. This particular set revolves around the theme of math and its importance in the game of Magic: The Gathering. Each card is in English language and is a must-have for fans of the game.