This is a hack of Super Mario Bros. with some minor graphical and gameplay changes to make the game more interesting. A couple level changes had to be made in 8-1 and 8-4 to make the game finishable, but apart from that, the levels were left intact.
File: Super Mario Bros. (World).nes (No-Intro)
Length: 40976 Bytes (320 Kbit)
CRC32: 3337EC46
MD5: 811B027E AF99C2DE F7B933C5 208636DE
SHA1: EA343F4E 445A9050 D4B4FBAC 2C77D069 3B1D0922