Sonic 2 Advanced Edit Game

Sonic, Tails, Amy, and Knuckles must navigate a hack with entirely new areas and adversaries. The boss in this Sonic hack changes based on which character you play as, which is a neat feature.

Final Fantasy Sonic X5

Final Fantasy Sonic X5

Do you have enough awesomeness to defeat the True Guardian??
Sonic Platform Game 2

Sonic Platform Game 2

A very simplistic and easy to play flash redesign of the original Sonic the Hedgehog games
Sonic 2 Heroes

Sonic 2 Heroes

You can play as any one of Sonic, Tails, Knuckles, or even all three at once! possesses Sonic 3's elements and skills as well.
Uber Sonic Scene Creator

Uber Sonic Scene Creator

In this wicked cool Sonic Scene Creator, you get to build your own UBER Scene with all the Sonic features
Sonic Dr Iks

Sonic Dr Iks

This Sonic hack features entirely new levels and an eccentric color scheme. Watch out because the enemy population has grown!
Sonic Trip

Sonic Trip

Sonic is trapped in an underground complex filled with enemies. Can you get him out alive?