Sonic Blast (Game Gear prototype 821)

From Sonic Retro

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Sonic Blast (GG Prototype 821)
Prerelease of: Sonic Blast
System: Sega Game Gear
Build date: August 22, 1996
ROM size: 1 MB
Source: CD-R disc
Found by: drx

Sonic Blast Beta 821 for the Game Gear was released by drx during the February 23rd, 2008 proto release.

Download.svg Download Sonic Blast (Game Gear prototype 821)
File: Sonic_Blast_(Prototype_821_-_Aug_22,_1996,_09.38).rar (394 kB) (info)

Various Differences


  • Game instantly goes into level select is available from the beginning, anything past Blue marine 2 crashes the game instantly.
  • There is no title screen.
  • The character select screen is sprite based just like in the final version.
  • Level intro and end title cards are introduced.
  • A Debug Mode is activated. Holding 2 will freeze character and allow the player to move him freely with the D-Pad.
  • Rings are not lost when hit, although they still fly out.

External Links

Sonic Retro
Sonic Retro discussion thread

Sonic Blast
G Sonic title.png

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