The accessories to modify in real time the code executed in the consoles (Game Genie for the machine code of the ROMs - Pro Action Replay to search and edit the values in RAM) have become over time objects for rare and sometimes quite expensive collectors if you come across a Game Genie for SNES for NTSC consoles (usually less expensive than its PAL version) know that it can be modified to easily adapt it to PAL cartridges and I will now explain how: