64 are used as rewards for Chuck Quizmo's quizzes.15 in total can be obtained by doing favors for Koopa Koot.63 are scattered throughout the world and available in the field, though some of them need special partners or equipments to get.In total, there are 160 Star Pieces collectible for Mario, among which: The in-game description is: ' It's a glowing Star Piece! Wait and see what this is for.' The player can check the numbers of Star Pieces collected so far on a board in Mario's House, and the number in possession on the pause menu. There are just enough collectible Star Pieces to buy all the badges Merlow offers. Mario can also collect them, but the only practical use in the game is to trade badges from Merlow. Kolorado also mentions that when he found a Star Piece when searching Dry Dry Ruins he immediately picked it up. Goombaria mentions that they are good-looking (' Look at the pretty glitter!'), which implies that characters collect them because they look good.

Characters also give them to each other as thank-you gifts, usually for returning or giving an item wanted. In Paper Mario, Star Pieces are scattered throughout the Mushroom Kingdom, and collected by characters and used for trading too.

1.2 Paper Mario: The Thousand-Year Door.

All star pieces spin jump