Famicom World

Disk Hacker is a Famicom Disk System disk made by Hacker International that allows a gamer to pirate disks.

There are several versions of software capable of tampering with your FDS and games available on the black market. Another common name for this type of software is Copy Master, which allows you to play pirated games and tune your FDS.

Disk Hacker is the only such software known to have been developed by the famed Hacker International.