The ? Block (also known as a Mystery Block, Prize Block, or Question Block) is a type of Block in the Mario franchise. Since their first appearance in Super Mario Bros., ? Blocks have become one of the most common Blocks in the series, along with Brick Blocks. ? Blocks are sometimes used as a symbol representing the Mario franchise. A ? Block is a yellow block depicting a question mark. A ? Block and its question mark symbol is based on the fact that they can contain one of several items…