List of Linked Hashes
Hashes are used to confirm if two copies of a file are identical. We use it to ensure the player is using the same ROM as the achievement developer, or a compatible one.
Currently this game has 3 unique ROM(s) registered for it with the following MD5s:0ac157b6b7e839953fc8eba7538fb74a32c109864dbe2c2644b6090def5e82b9bf3b7a41e7da9de23416473a33c6ac2b


Sonic the Hedgehog 2 (Master System)