Sonic 2: S3 Edition - Sonic Retro

Sonic 2's Cut Stages Are Being Reconstructed From Original Design Docs

The joy of Sega: why Sonic is such a tonic, Games

Let's Try Sonic 2 S3 Edition

Re-release this: Sonic the Hedgehog Pocket Adventure

S3 Sonic [Sonic The Hedgehog 2 Absolute] [Mods]

Sega confirms Sonic 3 won't have its original music in Sonic Origins. Here's what will be missing, and why

Sonic's Ultimate Genesis Collection (Greatest Hits) - PlayStation 3 : Sega of America Inc: Video Games

Sonic Generations Collection on Steam

Sega announces new Sonic the Hedgehog classic collection, Sonic Origins - Polygon

Genesis Games online Page 31

Where Sonic Went Wrong - Game Informer

Sonic 2 Dimps Edition (2010)

Play Sonic 2 – S3 Edition Online - Sega Genesis Classic Games Online

Sonic the Hedgehog 2 - Revisited - Improved graphics and gameplay, larger levels and more challenging overall. Maybe controversially, I didn't enjoy this game as much as I did Sonic 1, 3

Sonic The Hedgehog 2 HD Project (Fan Game) - Is it any good?