S2B
THE Sonic 2 prototype reference site

Search S2B Web www.s2beta.com Community Message Board Current Events: New Sonic 2 prototype dumped by drx! Research Origin FAQ Downloads Cheats Comparisons Prototype Zones Music Concept Art Sketches Magazine Previews Video Previews Timeline Lost Sprites & Tiles Savestates False Alarms Summary Links Technical Notes Engineering Archive Sonic Community Hacking Guide Sonic 2 Algorithms & Specs Patents Extras Hoaxes Fonts HK Bootleg Sonic CD Foreign Languages Site Related Contact Help Needed Facts 9.4 years since unearthing of prototype ROM 15.5 years since release of Sonic 2 on MegaDrive 1.7 years since renaming to S2B

S2B/Prototypes Timeline Prototypes within this group may not be in correct order. They may be even from one prototype.   Sega Visions '92 M09 Nick Arcade T01 Sonic 2 Proto v1.54 Our Proto Mean Machines Sega VHS T02 GamePro M02 M05 M06 M20 M21 M22 M23 M24 Spanish Promotion VHS T03 MegaForce '92 M14 M15 M16 M17 Sega Sonic Gold Gudie '93 M10 M11 M12 M13 Sonic 2 Manual M08 Unknown French media M07 M16 M18 M19 Sonic 2 Final Final                                       TIME   TIME EHZ snails - Y Y - - N - - - - N EHZ snails CPZ loop full corners - - N N - N - - - - Y CPZ loop full corners CPZ building - short tall tall - tall tall - - - tall CPZ building CPZ crossbar tile - - silver silver - silver - - - - gold CPZ crossbar tile Title cards - - N - - - - Y - - Y Title cards Spindash dust - - N - Y - - - - - Y Spindash dust Sonic sprites - P P F F F F F - - F Sonic sprites Tails can fly - - N Y - Y Y - - - Y Tails can fly Tails icon - - - - - Tails icon 2P option - N N - N N - Y Y - Y 2P option Special Stage - - N - - - - - - Y Y Special Stage Boss landing - - ê ê - - ê - - - í Boss landing Boss defeated facing* - - L - - R - - - - L Boss defeated facing* Boss flyaway facing** - - L - - R - - - - R Boss flyaway facing** Boss explosion - - N - Y Y - - - - Y Boss explosion Boss burnt - - N - - N - - - - Y Boss burnt * When EHZ boss is facing left as it takes the final hit, which way does he face after defeated? ** When EHZ boss is facing left as it takes the final hit, which way does his aircraft face as he escapes to the right?

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