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Effect: Extra cash (Can only be used once)
When: At the main menu
How: Press Down, Up, Left, Down, Right, Up, 1, B.
Effect: Unlimited crew charge
When: At the main menu
How: Press Down, Up, Up, Right, Left, Left, Right, 1.
Effect: Unlimited nitrous
When: At the main menu
How: Press Left, Up, Left, Down, Left, Down, Right, 1.
Effect: Unlimited SpeedBreaker
When: At the main menu
How: Press Down, Right, Right, Left, Right, Up, Down, 1.
Effect: Need For Speed Carbon vinyl
When: At the main menu
How: Press Right, Up, Down, Up, Down, Left, Right, 1.
Effect: Cardboard box and driver vinyl
When: At the main menu
How: Press Up, Up, Down, Down, Down, Down, Up, 1.
وهادي لعبة ماريو الشهيرة ع الوي
جلاكسي الجديد
Effect: Gain a boost when racing Shadow Mario
When: When the countdown timer for the race to start is on
How: When the timer gets to 2,hold down on Z to crouch, and when the race starts hit A right away and you will turn yellow for a few seconds and get a really good boost that will put you way ahead of Shadow Mario.
Effect: Homing Attack
When: In Game
How: Spin in midair, and then immediately press Z to do a homing attack on the nearest enemy or breakable item.
Effect: Hidden Character *SPOILERS*
When: After getting 120 Stars
How: Get all 120 stars. Return to Rosalina on the Comet Observatory and request to fight Bowser again. Finish the credits and you will get a message saying that Luigi is now playable
Effect: Grand Finale Galaxy and Star 121 *SPOILERS*
When: In Game
How: To unlock the final star and galaxy, collect all 120 stars with Luigi and beat Bowser. Doing so unlocks the Grand Finale Galaxy, which is the Star Festival seen in the beginning of the game. Collecting the 100 purple coins in this galaxy gets you the final star.
Effect: big jump
When: anytime
How: press 1and2
Effect: Unlockable: Boss Battle Mode
When: During gameplay
How: To unlock Boss Battle Mode, complete The Subspace Emissary (known also as Adventure Mode).