Sega Mega Drive: Cheats and Tips
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All Games

Level Select
At the title screen, press Up, Down, Left, Right, A + Start for a level select.
100% success rate. 

Time Bonuses
Complete a level in less than the times below for the corresponding number of bonus points. Green Hill Zone Act 2 can be completed in as little as 26 seconds!

• 30 seconds: 50,000 points.
• 45 seconds: 10,000 points.
• 1 minute: 5,000 points.
• 1 minute and 30 seconds: 4,000 points.
• 2 minutes: 3,000 points.
• 3 minutes: 2,000 points.
• 4 minutes: 1,000 points.
• 5 minutes: 500 points.

Level Design Mode
At the title screen press C UP C DOWN C LEFT C RIGHT then press and hold A and START until the game begins. If you have succesfully done the cheat you will see that your TIME and SCORE icons in the top left corner of the screen will be lots of numbers and letters. If you press B Sonic will turn into a RING then if you press C a ring will appear you can do this any number of times, to turn into anything else that Sonic interacts with press A, Warning, by doing this the game might glich from time to time, have fun.
Submitted by Connor. 

Above are all the Sonic the Hedgehog cheats, codes, tips, hints, secrets and walkthoughs that are currently in the Cheat Chest database. Because we do not have every game for Sega Mega Drive, Cheat Chest unfortunately can not guarantee that each Sonic the Hedgehog cheat we have works. If any of the cheat codes above is incorrect, please rate the Sonic the Hedgehog cheats at our partner site Neon Gaming, as enough bad ratings will automatically remove the cheat from our database.