Nintendo File Formats

SMM 2 > Level Files

All level files have the same size in Super Mario Maker 2:

Encryption

Details about the encryption algorithm are described here.

The following integer table is passed to the key generation algorithm:

table = [
	0x7AB1C9D2, 0xCA750936, 0x3003E59C, 0xF261014B,
	0x2E25160A, 0xED614811, 0xF1AC6240, 0xD59272CD,
	0xF38549BF, 0x6CF5B327, 0xDA4DB82A, 0x820C435A,
	0xC95609BA, 0x19BE08B0, 0x738E2B81, 0xED3C349A,
	0x045275D1, 0xE0A73635, 0x1DEBF4DA, 0x9924B0DE,
	0x6A1FC367, 0x71970467, 0xFC55ABEB, 0x368D7489,
	0x0CC97D1D, 0x17CC441E, 0x3528D152, 0xD0129B53,
	0xE12A69E9, 0x13D1BDB7, 0x32EAA9ED, 0x42F41D1B,
	0xAEA5F51F, 0x42C5D23C, 0x7CC742ED, 0x723BA5F9,
	0xDE5B99E3, 0x2C0055A4, 0xC38807B4, 0x4C099B61,
	0xC4E4568E, 0x8C29C901, 0xE13B34AC, 0xE7C3F212,
	0xB67EF941, 0x08038965, 0x8AFD1E6A, 0x8E5341A3,
	0xA4C61107, 0xFBAF1418, 0x9B05EF64, 0x3C91734E,
	0x82EC6646, 0xFB19F33E, 0x3BDE6FE2, 0x17A84CCA,
	0xCCDF0CE9, 0x50E4135C, 0xFF2658B2, 0x3780F156,
	0x7D8F5D68, 0x517CBED1, 0x1FCDDF0D, 0x77A58C94
]

File Header

The header is not encrypted.

File Body

Course Metadata