New Super Mario Bros. Cheat Codes
Play as Luigi in single player mode
At the "select a file" screen, keep pressed L and R buttons and choose one of your saved game files with the A button.
Now you'll play in the game as Luigi instead of Mario!
Secret Challenge Mode
While paused on the map, press L R L R X X Y Y to enter the secret Challenge mode. You will now be unable to go back to an area that has scrolled off the screen while playing a level. This cheat only works after you finish the game.
New Super Mario Bros. Unlockables
Unlock Worlds
| Unlockable | How to Unlock |
|---|---|
| World 7 | Defeat the boss in the last castle of World 5 as Mini Mario |
| World 4 | Defeat the boss in the last castle of World 2 as Mini Mario |
Special BG Patterns & Unlimited Toad House Items
| Unlockable | How to Unlock |
|---|---|
| Unlimited Toad-House Items | Clear Every Level, including lettered bonus levels. |
| Special BG Patterns | Beat the game once. |
Save Anywhere
To save your game anywhere on the map screen, beat the final castle in World 8. When you restart, you will have a star next to your save and you'll get the "Save" option added to your menu in the map screen.
| Unlockable | How to Unlock |
|---|---|
| Save Anywhere | Beat the game |
