Here is complete game hack for Super Mario Brothers 3. All the levels are changed & graphical changes have been made. Enjoy :)
Super Mario Bros. 3 (U) (PRG0) [!].nes - GOODNES 3.14
CRC32: 85A79D9C
MD5: BB5C4B6D4D78C101F94BDB360AF502F3
SHA-1: A03E7E526E79DF222E048AE22214BCA2BC49C449
SHA-256: 6EA0777CA520BA7AD7B0EA0F6452140D59AA0B1DFFE5045CB1E8020DDE10C267