This page contains Sonic CD Unlockables for Sega CD called "Secret Special Stage" and has been posted or updated on Nov 3, 2006 by misssunshine94. Let us know what you think of this Unlockable by thumbs voting.
Secret Special Stage
In the sound test menu, put 07, 07, 07 in all sound modes, and then press Start. A message like ''WELCOME TO THE SECRET SPECIAL STAGE'' shall appear. Complete this and you'll get something special in return.
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