Luigi Bike: K'NEX Mario Kart Building Set + 1 FREE Official Mario Trading Card Bundle ONE FREE official Mario trading card is bundled with this item. The card is randomly inserted (may be inside the product packaging), and there's a chance to receive a valuable rare card! If you return this item, the trading card must be returned. Love the popular Mario Kart franchise? Want more? Introducing the K'NEX Mario Kart Building Set Series. It's the perfect gift for your loved one, whether it's for the birthday, Christmas, Graduation, Valentine's Day, or any holiday. Build Mario Kart character and his Bike from Mario Kart Wii. 31 pieces: K'NEX rods, connectors and bricks to build a Standard Bike, exactly like in the game. Use the package as a ramp when you're done building! There are 2 sets in this series (EACH SOLD SEPARATELY): Luigi, Mario.