Sonic the Hedgehog 2: Sonic 2 Early Prototype Green Hill Zone Fix Sega Genesis

  • ~
  • Share
This fixes Green Hill Zone's collision errors in the recently discovered early prototype of Sonic the Hedgehog 2. You must select Green Hill Zone from the level select menu (code below). This hack also enables Tails in Emerald Hill Zone.

Level Select Code:
Up, Down, Down, Down, Down, Up, A+Start


Minor problems with this patch:




    • Patch this to a copy of Sonic The Hedgehog 2 (Early prototype) (dumped by hidden-palace.org).bin.

    Sonic_The_Hedgehog_2_(Early_prototype)_(dumped_by_hidden-palace.org).bin
    CRC32: 39FAAA70
    MD5: A460BF633579A80EEBBC09D6809E1B09
    SHA-1: 5B51B4D98CB4A7A38157DC4AB9462164DD224BFD
    SG Emulator Required
    Time to Beat
    Main Story 2h 25m
    Main + Extras 3h 0m
    Speedrun Avg 0h 53m
    Release Date
    Dec 7, 2006
    17 years ago
    Similar Games
    Popular Sega Genesis Games

    Play Sonic the Hedgehog 2: Sonic 2 Early Prototype Green Hill Zone Fix Game

    Experience Sonic the Hedgehog 2: Sonic 2 Early Prototype Green Hill Zone Fix Game (USA) online exclusivly at PastGames.net. Get Sonic the Hedgehog 2: Sonic 2 Early Prototype Green Hill Zone Fix ROM and use it with an emulator of your choice. Sonic the Hedgehog 2: Sonic 2 Early Prototype Green Hill Zone Fix can be played on PC, Mac, iOS and Android using our high quality downloads. PastGames is Americas #1 choice for Retro Games like Sonic the Hedgehog 2: Sonic 2 Early Prototype Green Hill Zone Fix.