Sonic 2: S3 Edition

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Sonic 2: S3 Edition

Version: 2
Last release: 2009/09/03
System: Sega Mega Drive/Genesis
Original game: Sonic the Hedgehog 2 (16-bit)
Credits: Alriightyman

Sonic 2: S3 Editon is an assembly hack of Sonic the Hedgehog 2 by Alriightyman for the Sega Mega Drive. It provides the levels of Sonic 2 with the engine of Sonic the Hedgehog 3, providing many of its features, including Act transitions and, Sonic 3 Save Screen and the ability for Tails to fly.

Features

Title Screen has been changed to make it a bit more like Sonic 3K's.
Knuckles is implemented, complete with all of his abilities from Sonic 3K.
Sonic 3K data select screen is implemented.
All item boxes from Sonic 3K are implemented.
Sonic & Tails now use their sprites from Sonic 3K.
Sonic can now perform his Double Jump actions from Sonic 3K.
Tails can now fly/swim. However he cannot pick up Sonic in "Sonic & Tails" mode.
Super transformation is activated via pressing , , or twice, thus the Super transformation glitch at the end of levels is removed.
There are now transitions between acts and zones.
Emerald Hill and Chemical Plant now have mini-bosses between Act 1 and Act 2.
Emerald Hill and Chemical Plant also have signposts at the end of act 1 that fall down from the top of the screen, and item boxes can be uncovered underground as in Sonic 3K.
Some zones, such as Emerald Hill and Casino Night, have different Act 1 and Act 2 music.
The 2P VS option is removed.
For the zones with mini-bosses, S&K's mini-boss music was ported.