N-Mark Spade Panel

N-Mark Spade Panels, also known as Matching Game Panels , Card Matching Games , Matching Game spaces , or N-Spades , are Spade Panels in Super Mario Bros. 3 that appear on the world map for every 80,000 points gained, and they allow Mario or Luigi to play a card game where they must flip cards to match pairs of images with only two mistakes allowed before exiting the game. The game does not reset until it is completed, regardless of the amount of points earned. For each card pair successfully matched, the player gets that prize for their inventory, for a total of nine prizes per game.

Prizes

 * 10 Coins (1)
 * 20 Coins (1)
 * Super Mushroom (2)
 * Fire Flower (2)
 * Starman (2)
 * 1-up (1)

All Combos
The game randomly selects one of the eight predefined configurations. Here are the possible combinations. The fourth, fifth, and sixth from the left on the bottom row will always be the Super Mushroom, Fire Flower, and Starman respectively.