The Lost Levels Of Super Mario Bros. 3

[starttext] Super Mario Bros. 3 was a large Mario game, but did you know there is actually more levels included inside the cartridge that was never ment to be played? There are fifteen known levels in Super Mario Bros. 3 which can’t be accessed through the normal gameplay but they do exist, There are no entrances to the levels. In fact, some of these levels haven’t even been finished!

Whatever the real reason was for cutting these levels may have been, this page includes some screenshots of the levels, along with NES and SNES Game Genie codes/cheats which will allow you to access some of these so‑called “Lost Levels”.

 
 
 
 

Game Genie Codes:
These Game Genie codes will allow you to access some of the Lost Levels.

Level:	NES Codes	SNES Codes
Plains 1	UZSLZGYX, OGSLLGSG, GGNUGGXE, NZNUIKUL	982E-46A1, 352E-4BD1, 8527-1661, 6A27-16A1
Plains 2	PZSLZGYZ, XGSLLGSG, KZNUGGXE, OZNUIKUU	2F2E-46A1, 352E-4BD1, 2027-1661, 6327-16A1
Hilly 1	LZXUAGPZ, KISLZGYX, VGSLLGSG, SINUGGXE, ELNUIKUL
Sky 1		402A-4C01, 662E-46A1, ED2E-4BD1, 4127-1661, ED27-16A1
Ice 1		4A2A-4C01, B92E-46A1, EF2E-4BD1, B327-1661, E027-16A1
Underground 1	LZXUAGPZ, TASLZGYZ, EGSLLGSG, ZGNUGGXA, KLNUIKUL
Fortress 1		442A-4C01, 8F2E-46A1, EB2E-4BD1, 5327-1661, B827-16A1, 4127-1BD1

Accessing the levels with a ROM patch:
As well as having information and complete maps for the fifteen Lost Levels, The Mushroom Kingdom has an IPS patch which allows you to access the levels on the NES version without the need for Game Genie codes (it requires an emulated version of Super Mario Bros. 3, as well as a ROM patcher). [endtext]