These are the rarest variant of the Nintendo Game Pack trading cards! O-Pee-Chee cards are owned by the Topps brand and were sold exclusively in Canada at about 20X less volume than the more common Topps Nintendo Game Pack cards. All cards are from Series 1.
There are 10 cards to a mystery pack. There are no two cards the same inside of each pack. All cards are pack fresh and all cards are unscratched! Cards feature art from the games, Super Mario Bros, Super Mario Bros 2, The Legend of Zelda, Zelda II: The Adventure of Link, Double Dragon and Punch-Out!! Rarer cards are randomly inserted into packs.