The question mark is an item in Mario Pinball Land that can give the player a random item when collected. It can appear in every area, including The Fun Fair. If a Star was already collected before, a question mark appears instead of it. It can be obtained first in The Fun Fair, where a question mark appears after the player defeats the Goombas.
Upon collecting the question mark, the player needs to stop the roulette to receive one of the three randomly selected items. The items can be as follows: