Alcatraz, a prison island floating above San Francisco Bay, in the United States. Mario has been captured by the turtle clan! Can he safely escape from the prison island? Is this jailbreak impossible...?
There are four levels per world, with five worlds in total. This hack is a little bit difficult to an extent, but not impossible.
HINT - To find the first way out, watch the demo! :)
Super Mario Bros. (World).nes - NOINTRO
CRC32: 3337EC46
MD5: 811B027EAF99C2DEF7B933C5208636DE
SHA-1: EA343F4E445A9050D4B4FBAC2C77D0693B1D0922
SHA-256: F61548FDF1670CFFEFCC4F0B7BDCDD9EABA0C226E3B74F8666071496988248DE