Sonic the Hedgehog CD (May 12, 1993 prototype)

A prototype build of Sonic the Hedgehog CD for the Sega CD.
==Notes==
*Special stage rings no longer appear at the end of every act, unlike the May 10th 1993 prototype.
*The special stage data is the only game related file unchanged from the May 10th 1993 prototype.
*The game ends with a "Coming Soon" screen after completing Tidal Tempest Act 3.
==Screenshots==
File:CD SONIC .2019-09-02 14.26.18.png|Sega logo.
File:CD SONIC .2019-09-02 14.26.30.png|Title screen.
File:CD SONIC .2019-09-02 14.26.40.png|Time attack.
File:CD SONIC .2019-09-02 14.27.08.png|Special stage.
File:CD SONIC .2019-09-02 14.27.38.png|Level select.
File:CD SONIC .2019-09-02 14.28.32.png|Palmtree Panic Zone Act 1 Present.
File:CD SONIC .2019-09-02 14.28.59.png|Palmtree Panic Zone Act 1 Past.
File:CD SONIC .2019-09-02 14.29.40.png|Palmtree Panic Zone Act 1 Good Future.
File:CD SONIC .2019-09-02 14.30.19.png|Palmtree Panic Zone Act 1 Bad Future.
File:CD SONIC .2019-09-02 14.30.49.png|Palmtree Panic Zone Act 2 Present.
File:CD SONIC .2019-09-02 14.31.14.png|Palmtree Panic Zone Act 2 Past.
File:CD SONIC .2019-09-02 14.31.51.png|Palmtree Panic Zone Act 2 Good Future.
File:CD SONIC .2019-09-02 14.32.36.png|Palmtree Panic Zone Act 2 Bad Future.
File:CD SONIC .2019-09-02 14.32.47.png|Time traveling.
File:CD SONIC .2019-09-02 14.33.04.png|Opening movie.
File:CD SONIC .2019-09-02 14.33.23.png|Coming soon screen.
File:CD SONIC .2019-09-02 14.33.50.png|Palmtree Panic Zone Act 3 Good Future.
File:CD SONIC .2019-09-02 14.34.25.png|Palmtree Panic Zone Act 3 Bad Future.
File:CD SONIC .2019-09-02 14.34.53.png|Collision Chaos Zone Act 1 Present.
File:CD SONIC .2019-09-02 14.35.29.png|Collision Chaos Zone Act 1 Past.
File:CD SONIC .2019-09-02 14.35.55.png|Collision Chaos Zone Act 1 Good Future.
File:CD SONIC .2019-09-02 14.36.44.png|Collision Chaos Zone Act 1 Bad Future.
File:CD SONIC .2019-09-02 14.37.20.png|Collision Chaos Zone Act 2 Present.
File:CD SONIC .2019-09-02 14.37.43.png|Collision Chaos Zone Act 2 Past.
File:CD SONIC .2019-09-02 14.38.20.png|Collision Chaos Zone Act 2 Good Future.
File:CD SONIC .2019-09-02 14.38.39.png|Collision Chaos Zone Act 2 Bad Future.
File:CD SONIC .2019-09-02 14.39.02.png|Collision Chaos Zone Act 3 Good Future
File:CD SONIC .2019-09-02 14.39.40.png|Collision Chaos Zone Act 3 Bad Future.
File:CD SONIC .2019-09-02 14.40.09.png|Tidal Tempest Zone Act 1 Present.
File:CD SONIC .2019-09-02 14.40.30.png|Tidal Tempest Zone Act 1 Past.
File:CD SONIC .2019-09-02 14.41.02.png|Tidal Tempest Zone Act 1 Good Future.
File:CD SONIC .2019-09-02 14.41.36.png|Tidal Tempest Zone Act 1 Bad Future.
File:CD SONIC .2019-09-02 14.42.03.png|Tidal Tempest Zone Act 2 Present.
File:CD SONIC .2019-09-02 14.42.38.png|Tidal Tempest Zone Act 2 Past.
File:CD SONIC .2019-09-02 14.43.06.png|Tidal Tempest Zone Act 2 Good Future.
File:CD SONIC .2019-09-02 14.43.46.png|Tidal Tempest Zone Act 2 Bad Future.
File:CD SONIC .2019-09-02 14.44.11.png|Tidal Tempest Zone Act 3 Good Future.
File:CD SONIC .2019-09-02 14.45.02.png|Tidal Tempest Zone Act 3 Bad Future.
File:CD SONIC .2019-09-02 14.45.24.png|Quartz Quadrant Zone Act 1 Present.
File:CD SONIC .2019-09-02 14.45.49.png|Quartz Quadrant Zone Act 1 Past.
File:CD SONIC .2019-09-02 14.46.15.png|Quartz Quadrant Zone Act 1 Good Future.
File:CD SONIC .2019-09-02 14.46.45.png|Quartz Quadrant Zone Act 1 Bad Future.
File:CD SONIC .2019-09-02 14.47.10.png|Quartz Quadrant Zone Act 2 Present.
File:CD SONIC .2019-09-02 14.47.33.png|Quartz Quadrant Zone Act 2 Past.
File:CD SONIC .2019-09-02 14.48.13.png|Quartz Quadrant Zone Act 2 Good Future.
File:CD SONIC .2019-09-02 14.49.09.png|Quartz Quadrant Zone Act 2 Bad Future.
File:CD SONIC .2019-09-02 14.49.44.png|Quartz Quadrant Zone Act 3 Good Future.
File:CD SONIC .2019-09-02 14.50.18.png|Quartz Quadrant Zone Act 3 Bad Future.
File:CD SONIC .2019-09-02 14.50.57.png|Wacky Workbench Zone Act 1 Present.
File:CD SONIC .2019-09-02 14.51.29.png|Wacky Workbench Zone Act 1 Past.
File:CD SONIC .2019-09-02 14.52.21.png|Wacky Workbench Zone Act 1 Good Future.
File:CD SONIC .2019-09-02 14.52.45.png|Wacky Workbench Zone Act 1 Bad Future.
File:CD SONIC .2019-09-02 14.53.27.png|Wacky Workbench Zone Act 2 Present.
File:CD SONIC .2019-09-02 14.53.53.png|Wacky Workbench Zone Act 2 Past.
File:CD SONIC .2019-09-02 14.54.25.png|Wacky Workbench Zone Act 2 Good Future.
File:CD SONIC .2019-09-02 14.54.59.png|Wacky Workbench Zone Act 2 Bad Future.
File:CD SONIC .2019-09-02 14.55.40.png|Wacky Workbench Zone Act 3 Good Future.
File:CD SONIC .2019-09-02 14.56.05.png|Wacky Workbench Zone Act 3 Bad Future.
File:CD SONIC .2019-09-02 14.56.33.png|Stardust Speedway Zone Act 1 Present.
File:CD SONIC .2019-09-02 14.57.06.png|Stardust Speedway Zone Act 1 Past..
File:CD SONIC .2019-09-02 14.58.10.png|Stardust Speedway Zone Act 1 Good Future
File:CD SONIC .2019-09-02 14.58.41.png|Stardust Speedway Zone Act 1 Bad Future.
File:CD SONIC .2019-09-02 14.59.07.png|Stardust Speedway Zone Act 2 Present.
File:CD SONIC .2019-09-02 14.59.34.png|Stardust Speedway Zone Act 2 Past..
File:CD SONIC .2019-09-02 15.00.08.png|Stardust Speedway Zone Act 2 Good Future
File:CD SONIC .2019-09-02 15.00.50.png|Stardust Speedway Zone Act 2 Bad Future.
File:CD SONIC .2019-09-02 15.01.18.png|Stardust Speedway Zone Act 3 Good Future
File:CD SONIC .2019-09-02 15.01.43.png|Stardust Speedway Zone Act 3 Bad Future.
File:CD SONIC .2019-09-02 15.02.10.png|Metallic Madness Zone Act 1 Present.
File:CD SONIC .2019-09-02 15.03.11.png|Metallic Madness Zone Act 1 Past.
File:CD SONIC .2019-09-02 15.03.55.png|Metallic Madness Zone Act 1 Good Future.
File:CD SONIC .2019-09-02 15.04.22.png|Metallic Madness Zone Act 1 Bad Future.
File:CD SONIC .2019-09-02 15.05.00.png|Metallic Madness Zone Act 2 Present.
File:CD SONIC .2019-09-02 15.05.26.png|Metallic Madness Zone Act 2 Past.
File:CD SONIC .2019-09-02 15.05.45.png|Metallic Madness Zone Act 2 Good Future.
File:CD SONIC .2019-09-02 15.06.48.png|Metallic Madness Zone Act 2 Bad Future.
File:CD SONIC .2019-09-02 15.07.02.png|Metallic Madness Zone Act 3 Good Future.
File:CD SONIC .2019-09-02 15.07.24.png|Metallic Madness Zone Act 3 Bad Future.
==Videos==
<youtube width="320" height="224">J76z4NkNd5Q</youtube>
==Files==
File Archive Contents
Disc Contents
==Header==
00000100 53 45 47 41 20 4d 45 47 41 20 44 52 49 56 45 20 SEGA MEGA DRIVE 
00000110 28 43 29 53 45 47 41 20 31 39 39 33 2e 41 50 52 (C)SEGA 1993.APR
00000120 43 44 2d 53 4f 4e 49 43 20 54 48 45 20 48 45 44 CD-SONIC THE HED
00000130 47 45 48 4f 47 20 20 20 20 20 20 20 20 20 20 20 GEHOG 
00000140 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 
00000150 43 44 2d 53 4f 4e 49 43 20 54 48 45 20 48 45 44 CD-SONIC THE HED
00000160 47 45 48 4f 47 20 20 20 20 20 20 20 20 20 20 20 GEHOG 
00000170 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 
00000180 58 58 20 30 30 30 30 30 30 30 30 2d 30 30 20 20 XX 00000000-00 
00000190 4a 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 J 
000001a0 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 
000001b0 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 
000001c0 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 
000001d0 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 
000001e0 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 
000001f0 4a 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 J 
==Origin==
The Japanese text on the cover and disc reads "For Evaluation" (評価用)
File:CD Sonic 0.28A Back.png|CD back.
File:CD Sonic 0.28A Case.png|CD case.
File:CD Sonic 0.28A Front.png|CD front.
File:CD Sonic 0.28A Insert Back.png|CD insert back.
File:CD Sonic 0.28A Insert Front.png|CD insert front.
==See also==
*The Cutting Room Floor