Sonic the Hedgehog: Sonic 1 Reversed Frequencies 
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This is a hack of Sonic the Hedgehog for Sega Genesis. It changes the frequency of music and sound effects making for a different sounding game. Some music is barely recognizable and the game can feel quite different because of it.
The patch is in xdelta format. The ROM should be in BIN format.
Sonic 1 Reversed Frequencies
Credits:FraGag
This is a hack which changes the frequencies of music and sound effects. It makes for a different gameplay experience.
Sonic The Hedgehog (USA_ Europe).md - NOINTRO
CRC32: F9394E97
MD5: 1BC674BE034E43C96B86487AC69D9293
SHA-1: 6DDB7DE1E17E7F6CDB88927BD906352030DAA194
SHA-256: 46160BAA06362C711C9F1A5017CB7371026444936C8AF5E93A78996CF32FF2A6
The patch is in xdelta format. The ROM should be in BIN format.
Sonic 1 Reversed Frequencies
Credits:FraGag
This is a hack which changes the frequencies of music and sound effects. It makes for a different gameplay experience.
Sonic The Hedgehog (USA_ Europe).md - NOINTRO
CRC32: F9394E97
MD5: 1BC674BE034E43C96B86487AC69D9293
SHA-1: 6DDB7DE1E17E7F6CDB88927BD906352030DAA194
SHA-256: 46160BAA06362C711C9F1A5017CB7371026444936C8AF5E93A78996CF32FF2A6
SG Emulator Required
Time to Beat
Main Story 2h 0m
Main + Extras 2h 6m
ttb_all 2h 0m
Speedrun Avg 0h 41m
Speedrun Full 0h 38m
Release Date
Jan 6, 2010
14 years ago
SG Emulator Required
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