Super Mario Rpg -0100bc0018138800--v65536--us-.... !!install!! ⚡ High Speed

Or more likely you want:

Some fan-made patches append version info in unused header bytes. v65536 would be an eccentric way to say “v1.0.0.0” (since 65536 = 2^16, implying a 16-bit major version). Super Mario RPG -0100BC0018138800--v65536--US-....

The keyword does not correspond to any known official release, ROM header, or standard dump. Instead, it is likely a corrupted file name, a hacker’s note, an emulator artifact, or an intentional cryptic creation. Or more likely you want: Some fan-made patches